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  • Scanning electron micrograph (SEM) of asbestos fibers. Asbestos is a fibrous mineral form of impure magnesium silicate. It is often used in building materials, chemical filters, and electrical insulation. Inhalation of asbestos fibers may cause asbestosis or lung cancer.  Calibration bar in the image is 2 um and was taken at 20,000x
    K08asbestos031.jpg
  • Scanning electron micrograph (SEM) of asbestos fibers. Asbestos is a fibrous mineral form of impure magnesium silicate. It is often used in building materials, chemical filters, and electrical insulation. Inhalation of asbestos fibers may cause asbestosis or lung cancer.  Calibration bar in the image is 100 um and was taken at 1,000x
    K08asbestos027.jpg
  • Scanning electron micrograph (SEM) of asbestos fibers. Asbestos is a fibrous mineral form of impure magnesium silicate. It is often used in building materials, chemical filters, and electrical insulation. Inhalation of asbestos fibers may cause asbestosis or lung cancer.  Calibration bar in the image is 10 um and was taken at 4,140x
    K08asbestos029.jpg
  • SEM of a mutant fruit fly. Scanning Electron Micrograph (SEM) of the head of a mutant fruit fly (Drosophila melanogaster). This mutant has abnormal size eyes ? they are smaller than normal and are due to the ?eyeless mutation?.  Fruit flies are widely used in genetic experiments, particularly in mutation experiments, because they reproduce rapidly and their genetic systems are well understood.
    K07sem-fruitFLY2.jpg
  • SEM of a mutant fruit fly. Scanning Electron Micrograph (SEM) of the head of a mutant fruit fly (Drosophila melanogaster). This mutant has abnormal antena due to the ?ant? mutation.  Fruit flies are widely used in genetic experiments, particularly in mutation experiments, because they reproduce rapidly and their genetic systems are well understood.
    K07SEM-fruitfly3.jpg
  • SEM of a Porcupine Quill. This is a quill from a porcupine. (Erethizon dorsatum) The quill is designed to stick into the skin of a predator and not be easily removed.  This is an effective defensive mechanism for the porcupine. False color  Scanning Electron Micrograph (SEM).
    KW07SEM-porcupinecolor2.jpg
  • SEM of a mutant fruit fly. Scanning Electron Micrograph (SEM) of the head of a mutant fruit fly (Drosophila melanogaster). This mutant has abnormal head parts due to the ?ant mutation?.  Fruit flies are widely used in genetic experiments, particularly in mutation experiments, because they reproduce rapidly and their genetic systems are well understood.
    K07sem-fruitfly4.jpg
  • SEM of a fruit fly mouth. Scanning Electron Micrograph (SEM) of the head of a  fruit fly (Drosophila melanogaster).  Fruit flies are widely used in genetic experiments, particularly in mutation experiments, because they reproduce rapidly and their genetic systems are well understood.
    K07SEM-fruitfly-mouth3.jpg
  • SEM of a mutant fruit fly. Scanning Electron Micrograph (SEM) of the head of a mutant fruit fly (Drosophila melanogaster). This mutant has abnormal bar shaped eyes ? they are smaller than normal and are due to the ?bar mutation?.  Fruit flies are widely used in genetic experiments, particularly in mutation experiments, because they reproduce rapidly and their genetic systems are well understood.
    K07SEM-fruitfly-bareye1.jpg
  • SEM of a mutant fruit fly. Scanning Electron Micrograph (SEM) of the head of a mutant fruit fly (Drosophila melanogaster). This mutant has abnormal bar shaped eyes ? they are smaller than normal and are due to the ?bar mutation?.  Fruit flies are widely used in genetic experiments, particularly in mutation experiments, because they reproduce rapidly and their genetic systems are well understood.
    K07SEM-fruitfly-bareye2.jpg
  • A scanning electron microscope (SEM) image of a gecko tongue..The reference bar is 30 um wide and was imaged at 176x magnification.
    K08semgecko-tongue03A.jpg
  • Female mosquito head (family Culicidae).  The individual eye lenses detect levels of light and dark in different directions.  Several mosquito species are vectors for human diseases, including malaria and yellow fever.   This is a scanning electron microscope image.  The calibration bar is 100 um and the magnification is 689 x.
    K08semmosquito-c010A.jpg
  • An SEM image of a male mosquito (family Culicidae).  Several mosquito species are vectors for human diseases, including malaria and yellow fever.   This is a scanning electron microscope image.  The calibration bar is 100 um and the magnification is 41 x..
    K08semmosquito-c05.jpg
  • Female mosquito head (family Culicidae).  The individual eye lenses detect levels of light and dark in different directions.  Several mosquito species are vectors for human diseases, including malaria and yellow fever.   This is a scanning electron microscope image.  The calibration bar is 100 um and the magnification is 689 x.
    K08semmosquito-c010.jpg
  • Male mosquito head (family Culicidae).  The large bushy antenna is used to detect females. The individual eye lenses detect levels of light and dark in different directions.  Several mosquito species are vectors for human diseases, including malaria and yellow fever. This is a scanning electron microscope image..The calibration bar is 100 um and the magnification is 41 x.
    K08semmosquito-c01.jpg
  • The anti-reflection structures on the surface of one eye element on the head of a female mosquito.  (family Culicidae).  These bump structures interact with the wave nature of light to increase the transmission of light into the eye by decreasing the reflected light.  Structures such as this are beginning to be incorporated into modern optical devices    This is a scanning electron microscope image.  The calibration bar is 1 um and the magnification is 9220 x.
    K08semmosquito-b10red.jpg
  • Female mosquito eye (family Culicidae).  The individual eye lenses detect levels of light and dark in different directions.  Several mosquito species are vectors for human diseases, including malaria and yellow fever.   This is a scanning electron microscope image.  The calibration bar is 10 um and the magnification is 407 x.
    K08semmosquito-b06.jpg
  • Female mosquito head (family Culicidae).  The individual eye lenses detect levels of light and dark in different directions.  Several mosquito species are vectors for human diseases, including malaria and yellow fever.   This is a scanning electron microscope image.  The calibration bar is 200 um and the magnification is 243 x.
    K08semmosquito-C012.jpg
  • Female mosquito head (family Culicidae).  The individual eye lenses detect levels of light and dark in different directions.  Several mosquito species are vectors for human diseases, including malaria and yellow fever.   This is a scanning electron microscope image.  The calibration bar is 100 um and the magnification is 156 x.
    K08semmosquito-b03.jpg
  • The scales found on the back of a mosquito (family Culicidae).  These scales decrease fluid flow across the surface of the mosquito and allow it to fly with less energy.  Several mosquito species are vectors for human diseases, including malaria and yellow fever.   This is a scanning electron microscope image.  The calibration bar is 10 um and the magnification is 360 x..
    K08semmosquito-b11.jpg
  • Female mosquito eye (family Culicidae).  The individual eye lenses detect levels of light and dark in different directions.  Several mosquito species are vectors for human diseases, including malaria and yellow fever.   This is a scanning electron microscope image.  The calibration bar is 10 um and the magnification is 826x.
    K08semmosquito-b07red.jpg
  • Female mosquito proboscis (family Culicidae).  This sharp tip is used to suck blood as a food source.  Only female mosquitoes suck blood. Several mosquito species are vectors for human diseases, including malaria and yellow fever. .
    K08semmosquito-b02B.jpg
  • Scanning electron microscope image of a water flea (Daphnia magna).  Daphnia is commonly found in fresh water. Water fleas are filter feeders that ingest algae, protozoan, or organic matter. This image was collected at a magnification of 2,180x...
    K09-semdaphnia119.jpg
  • The water flea (Daphnia magna) is commonly found in fresh water. Water fleas are filter feeders that ingest algae, protozoan, or organic matter. The dark spots inside the animal are eggs. This image was created using the Rheinberg illumination technique.
    daphnia-B00039_8x10.jpg
  • Scanning electron microscope image of a water flea (Daphnia magna).  Daphnia is commonly found in fresh water. Water fleas are filter feeders that ingest algae, protozoan, or organic matter. This image represents a field of view of 2 mm and was collected at a magnification of 329x...
    K09-semdaphnia117.jpg
  • Hornblende crystals, polarized light micrograph. This mineral contains calcium, sodium, magnesium, iron and aluminum in a silicate matrix. It is a member of the amphibole group of minerals, and it is found in igneous and metamorphic rocks. The area here is less than half a centimeter wide.
    K17-Hornblende01.jpg
  • Scanning electron micrograph of human brain cells. Brain cells or nerons are an extensive network of interconnecting dendrites. Cortical Neurons make up the brain's cortex (grey matter). The cerebral cortex is a sheet of neural tissue that is outermost to the cerebrum of the mammalian brain. It covers the cerebrum and cerebellum, and is divided into left and right hemispheres. The cerebral cortex plays a key role in memory, attention, perceptual awareness, thought, language, and consciousness. Magnification x1400 at 12 cm wide.
    K15sem-human-brain0050.jpg
  • .Monarch Butterfly scales (Danaus plexippus)  Colored Scanning Electron Micrograph (SEM) of scales from the wing.  Magnification is 800 x and represents a field of view of .01 mm.
    K08SEMmonarch-WING043.jpg
  • .Monarch Butterfly scales (Danaus plexippus)  Colored Scanning Electron Micrograph (SEM) of scales from the wing.  Magnification is 210 x and represents a field of view of .4 mm.
    K08SEMmonarch-Wing037B.jpg
  • .Monarch Butterfly scales (Danaus plexippus)  Colored Scanning Electron Micrograph (SEM) of scales from the wing.  Magnification is 210 x and represents a field of view of .4 mm.
    K08SEMmonarch-WING037.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. Magnification: x500 when printed 10 cm wide.
    K170516protozoa-A002.jpg
  • Scanning electron micrograph of human brain cells. Brain cells or nerons are an extensive network of interconnecting dendrites. Cortical Neurons make up the brain's cortex (grey matter). The cerebral cortex is a sheet of neural tissue that is outermost to the cerebrum of the mammalian brain. It covers the cerebrum and cerebellum, and is divided into left and right hemispheres. The cerebral cortex plays a key role in memory, attention, perceptual awareness, thought, language, and consciousness. Magnification x400 at 12 cm wide.
    K15sem-human-brain0053.jpg
  • Scanning electron micrograph of human brain cells. Brain cells or nerons are an extensive network of interconnecting dendrites. Cortical Neurons make up the brain's cortex (grey matter). The cerebral cortex is a sheet of neural tissue that is outermost to the cerebrum of the mammalian brain. It covers the cerebrum and cerebellum, and is divided into left and right hemispheres. The cerebral cortex plays a key role in memory, attention, perceptual awareness, thought, language, and consciousness. Magnification x1400 at 12 cm wide.
    K15sem-human-brain0046.jpg
  • .Monarch Butterfly scales (Danaus plexippus)  Colored Scanning Electron Micrograph (SEM) of scales from the wing.  Magnification is 400 x and represents a field of view of .2 mm.
    K08SEMmonarch-WING040.jpg
  • .Monarch Butterfly scales (Danaus plexippus)  Colored Scanning Electron Micrograph (SEM) of scales from the wing.  Magnification is 110 x and represents a field of view of 1 mm.
    K08SEMmonarch-Wing035B.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. Magnification: 52X when printed 10 cm wide.
    170613gland-triF031pan3.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    K170614leafC016pan03.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The head o fthe trichome is 60 um in diameter.
    K170607stemE038A-pan.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. Magnification: 52X when printed 10 cm wide.
    170613cola-bladeC015pan1.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609bractB008PANtk.jpg
  • Scanning Electron Micrograph (SEM) of pumpkin skin(Cucurbita sp.). Magnification was 100x and the field of view of this image is 2mm wide. The stalked structures are trichomes (leaf hairs) on the under side of the pumpkin leaf.
    K170918pumpkin-bottomSEM17panC.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x1830 when printed 10cm wide.
    K14SEM140618tooth043.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of a rotten oak branch. The rot appears as filaments of mycelium, or fungus, that have grown though the wood. These filaments can clearly be seen in the circular tunnels in the wood. Magnification: x1500 when printed 10 cm wide.
    K14SEM-rottenoak091.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of a rotten oak branch. The rot appears as filaments of mycelium, or fungus, that have grown though the wood. These filaments can clearly be seen in the circular tunnels in the wood. Magnification: x1300 when printed 10 cm wide.
    K14SEM-rottenoak081.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of a biting midge (Ceratopogonidae sp.), more commonly known as a No See-Um.   Magnification: x165 when printed 10 cm wide.
    K14SEM-bitting-midge019.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x3380 when printed 10cm wide.
    K14-sem-tissue091.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x5100 when printed 10cm wide.
    K14-sem-tissue079B.jpg
  • .Monarch Butterfly scales (Danaus plexippus)  Colored Scanning Electron Micrograph (SEM) of scales from the wing.  Magnification is 110 x and represents a field of view of 1 mm.
    K08SEMmonarch-Wing035.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant, showing glandular cells, called trichomes. These trichomes are on teh surface of the leaf. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The circular cell structure a tthe center of the frame is 40 um in diameter.
    K170524CPD-triCN101mix.jpg
  • False color Scanning Electron Micrograph (SEM) of the underside of a new marijuana leaf (Cannabis sativa). The plant produces tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The filed of view in this image is 4 mm wide.
    K170509cryotest-zhp-alcuE0.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170614leafH046pan.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170614leafH046pan2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170613cola-bladeH043pan2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170613cola-bladeH043pan1.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170613cola-bladeA002pan2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609BractK035pan.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609BractD011pantk.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609bractC013pan2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609BractA002pantk2.jpg
  • Scanning Electron Micrograph (SEM) of pumpkin skin(Cucurbita sp.). Magnification was 100x and the field of view of this image is 2mm wide. The stalked structures are trichomes (leaf hairs) on the under side of the pumpkin leaf.
    K170918pumpkin-bottomSEM17panb.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x2330 when printed 10cm wide.
    K14SEM140618tooth013.jpg
  • Colored scanning electron micrograph (SEM) of the head of a bedbug (Cimex sp.). It has a compound eye (grey) on each side of its head. Antennae protrude on either side of its mouth. The stylet, a piercing mouthpiece (red, center,) is used to suck blood from warm-blood animals, including humans. Bedbugs are generally only active at night, hiding in crevices in walls and furniture and in bedding during the day. Although they do not transmit disease, their saliva can cause itchy swellings on the skin.
    K14SEM-bedbug3fullW2.jpg
  • Colored scanning electron micrograph (SEM) of the head of a bedbug (Cimex sp.). It has a compound eye (grey) on each side of its head. Antennae protrude on either side of its mouth. The stylet, a piercing mouthpiece (red, center,) is used to suck blood from warm-blood animals, including humans. Bedbugs are generally only active at night, hiding in crevices in walls and furniture and in bedding during the day. Although they do not transmit disease, their saliva can cause itchy swellings on the skin.
    K14SEM-bedbug3fullW.jpg
  • Colored scanning electron micrograph (SEM) of the head of a bedbug (Cimex sp.). It has a compound eye (grey) on each side of its head. Antennae protrude on either side of its mouth. The stylet, a piercing mouthpiece (red, center,) is used to suck blood from warm-blood animals, including humans. Bedbugs are generally only active at night, hiding in crevices in walls and furniture and in bedding during the day. Although they do not transmit disease, their saliva can cause itchy swellings on the skin.
    K14SEM-bedbug3fullC.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x2330 when printed 10cm wide.
    K14-sem-tissue077.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. Thise is a low glandular trichomes that is close to the surface of the leaf. It secretes a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 20 um in diameter.
    K170510stem058thric.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. Magnification: 52X when printed 10 cm wide.
    170614leafG043pan2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170614leafF035pan2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609BractN053PANtk2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609BractM046pan2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609bractC013pan3.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609bractC013pan1.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609bractB008PANtk3.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x2000 when printed 10cm wide.
    K14SEM-lymphocyte-Z030B.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x2000 when printed 10cm wide.
    K14SEM-lymphocyte-Z030.jpg
  • Colored scanning electron micrograph (SEM) of the head of a bedbug (Cimex sp.). It has a compound eye (grey) on each side of its head. Antennae protrude on either side of its mouth. The stylet, a piercing mouthpiece (red, center,) is used to suck blood from warm-blood animals, including humans. Bedbugs are generally only active at night, hiding in crevices in walls and furniture and in bedding during the day. Although they do not transmit disease, their saliva can cause itchy swellings on the skin.
    K14SEM-bedbug3fullB.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x2990 when printed 10cm wide.
    K14-sem-tissue081.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x2330 when printed 10cm wide.
    K14-sem-tissue069B.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x2330 when printed 10cm wide.
    K14-sem-tissue069.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x22,570 when printed 10cm wide.
    K14-sem-tissue026C.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x22,570 when printed 10cm wide.
    K14-sem-tissue026B.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    K170614leafC016pan01.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170614leafH046pan3jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. Magnification: 52X when printed 10 cm wide.
    170614leafG043pan.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170614leafF035pan1.jpg
  • Rare double glandular trichome. Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170614leaf-FREEK-B004pan3.jpg
  • Rare double glandular trichome. Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170614leaf-FREEK-B004pan.jpg
  • Rare double glandular trichome. Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170613FreakB010.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. Magnification: 52X when printed 10 cm wide.
    170613cola-bladeK048pan1.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170613cola-bladeH043pan3.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170613cola-bladeE028pan1.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. Magnification: 52X when printed 10 cm wide.
    170613cola-bladeC015pan2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170613cola-bladeA002pan3.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609BractD011pantk2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of the surface of a marijuana (Cannabis sativa) plant leaf, showing glandular cells, called trichomes. These are capitate trichomes that have stalks. They secrete a resin containing tetrahydrocannabinol (THC), the active component of cannabis when used as a drug. The spherical cells at the top of the trichomes are 60 um in diameter.
    170609bractB008PANtk2.jpg
  • Color-enhanced Scanning Electron Micrograph (SEM) of a rotten oak branch. The rot appears as filaments of mycelium, or fungus, that have grown though the wood. These filaments can clearly be seen in the circular tunnels in the wood. Magnification: x1500 when printed 10 cm wide.
    K14SEM-rottenoak091B.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x7330 when printed 10cm wide.
    K14-sem-tissue095.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x12,000 when printed 10cm wide.
    K14-sem-tissue084.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x2990 when printed 10cm wide.
    K14-sem-tissue081B.jpg
  • Colored scanning electron micrograph (SEM) of clotting red blood cells from a 18 year old male's wisdom tooth tissue.  The red blood cells are starting to clot in this image.  Magnification: x2330 when printed 10cm wide.
    K14-sem-tissue077B.jpg
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Ted Kinsman

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