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Welcome to the National Science Foundation's Multimedia Gallery
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Showing: 4,441-4,470 of 6,011

Potassium-argon radiometric dating process   Image Discovering Lucy -- Revisited (Image 3)
Updated March 28, 2007
Paleoanthropologist Donald C. Johanson and a cast of Lucy   Image Discovering Lucy -- Revisited (Image 1)
Updated March 28, 2007
A pair of foraging <em>Australopithecus afarensis   Image Discovering Lucy -- Revisited (Image 2)
Updated March 28, 2007
A map of the internet, colored by IP addresses   Image Internet Mapping Project (Image 1)
Updated March 28, 2007
Graphs showing all the ice thickness data   Image ALISON (Image 8)
Updated March 28, 2007
Teacher places a snow sample in a bag so that it can be weighed and its density calculated   Image ALISON (Image 7)
Updated March 28, 2007
Marge Porter of Somers School, Conn., measures ice thickness   Image ALISON (Image 6)
Updated March 28, 2007
Students measure and record snow depth and the temperature   Image ALISON (Image 5)
Updated March 28, 2007
Village elder uses chainsaw to cut a slot in the ice prior to installing ice thickness gauge   Image ALISON (Image 4)
Updated March 28, 2007
Home-school students at the Aurora Pond observatory site in Fairbanks, Alaska   Image ALISON (Image 3)
Updated March 28, 2007
Elementary school students from Wales Kingikmiut School in the Kingikmiut Village of Wales   Image ALISON (Image 2)
Updated March 28, 2007
Students drill a hole in the ice before measuring the ice thickness   Image ALISON (Image 1)
Updated March 28, 2007
Participant in the Bringing Up Girls in Science Program   Image BUGS Program (Image 7)
Updated March 28, 2007
Participant in the Bringing Up Girls in Science Program   Image BUGS Program (Image 6)
Updated March 28, 2007
Participant in the Bringing Up Girls in Science Program   Image BUGS Program (Image 5)
Updated March 28, 2007
A participant in the Bringing Up Girls in Science Program   Image BUGS Program (Image 4)
Updated March 28, 2007
Participant in the Bringing Up Girls in Science Program   Image BUGS Program (Image 3)
Updated March 28, 2007
Participant in the Bringing Up Girls in Science Program   Image BUGS Program (Image 2)
Updated March 28, 2007
A participant in the Bringing Up Girls in Science Program   Image BUGS Program (Image 1)
Updated March 28, 2007
Image is result of DNA gel electrophoresis, a routine molecular biology technique   Image Mining Microbial Genomes
Updated March 28, 2007
Egg of Parasitic Wasp <em>T. kaykai</em>   Image Egg of Parasitic Wasp T. kaykai
Updated March 27, 2007
Wasp Species <em>T. kaykai</em>   Image Wasp Species T. kaykai
Updated March 27, 2007
Ground Finch (<em>Geospiza fortis</em>)   Image Ground Finch (Geospiza fortis)
Updated March 27, 2007
Rice plant (<em>O. sativa</em>)   Image Rice plant (O. sativa)
Updated March 27, 2007
REU participants rest atop Niwot Ridge, west of Boulder, Colo.   Image REU participants on Niwot Ridge
Updated March 27, 2007
A scanning electron micrographof a massively parallel array of r0=2 micrometer cylindrical ion traps   Image Cylindrical ion traps parallel array
Updated March 27, 2007
Plot of a Trajectory Simulation   Image Plot of a Trajectory Simulation
Updated March 27, 2007
Summer pack ice, Alaska   Image Summer Pack Ice, Alaska
Updated March 27, 2007
Adult black guillemots   Image Adult Black Guillemots
Updated March 27, 2007
The Discovery Files   Audio "X-treme X-rays" -- The Discovery Files
Audio type: MP3
Updated March 23, 2007
Showing: 4,441-4,470 of 6,011