Search Results for: Fish
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8,283 results for: Fish
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MathThe Cow in the Classroom
“Miss Zarves drew a triangle on the blackboard. ‘A triangle has three sides,’ she said, then pointed to each side. ‘One, two, three.’ She drew a square. ‘A square has four sides. One, two, three, four.’ “She walked around the cow to the other side of the board. She drew a pentagon, a hexagon, and […]
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MathQuark Park
Math-inspired and science-related artworks enliven an imaginatively landscaped sliver of parkland.
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Eat Smart
Your daily diet may have an impact on your brain's resiliency in the face of injury or disease.
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EcosystemsSaving Sturgeon
Sturgeon species around the world are in trouble, which is why humans will increasingly be stepping in to give them a big assist.
By Janet Raloff -
EcosystemsLight All Night
New digital images demonstrate that artificial light from urban areas penetrates deep into some of America's most remote wild places, where it may disrupt ecosystems that have evolved with a nightly quota of darkness.
By Ben Harder -
PaleontologyOut of the Shadows
An ongoing flurry of fossil finds is triggering a reevaluation of how early mammals and their close kin eked out an existence during the Age of Dinosaurs.
By Sid Perkins -
AnimalsThat’s One Weird Tooth
The narwhal's distinctive spiral tusk has structures that could make it phenomenally sensitive, raising new questions about its functions.
By Susan Milius -
ChemistryGritty Clues
Archaeologists are tying chemical signatures found in the soil to past human activity.
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PaleontologyAmphibious Ancestors
Newly discovered fossils from Greenland, as well as a reexamination of those of previously known creatures, are providing researchers with additional insights into ancient vertebrates' move from water to land.
By Sid Perkins -
HumansPreserving Paradise
President Bush has created the world's largest marine reserve, a no-fishing, no-disturbance zone, surrounding the northwestern Hawaiian Islands.
By Janet Raloff -
AnimalsCrouching Scientist, Hidden Dragonfly
Although dragonflies are among the most familiar of insects, science is just beginning to unravel their complex life stories.
By Susan Milius -
ChemistryTarget Practice
As they study the biochemical processes that make Mycobacterium tuberculosis tick, researchers are finding new targets to exploit to combat the microbe.