5,012 results
- Animals
Into Hot Water: Lab test shows that worms seek heat
Worms from deep-sea vents prefer water at temperatures near the upper limit of what animals are known to survive.
- Health & Medicine
Clear the Way: Stenting opens jammed arteries in the brain
Using a tiny mesh cylinder called a stent, doctors can prop open narrowed arteries in the brain much as they do in the heart.
- Health & Medicine
Virus Stopper: Herpes drug dampens HIV infection
An antiviral drug commonly taken for genital herpes seems to suppress HIV in people harboring both pathogens.
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19707
Scientists seek environments that are weightless, near-perfect vacuums in which to conduct experiments. If genuine cloaking were achieved, I would expect there would be a host of experiments that might be conducted in “perfect darkness”—environments free of various energy wavelengths. Bernard RiceHinsdale, Ill.
- Physics
Electron Superhighway
The remarkable strength and electrical properties of graphene, a chicken-wire network of carbon atoms, make it a promising new material for computer chips.
- Animals
Too Few Jaws: Shark declines let rays overgraze scallops
A shortage of big sharks on the U.S. East Coast is letting their prey flourish, and that prey is going hog wild, demolishing bay scallop populations.
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Age Becomes Her: Male chimpanzees favor old females as mates
Male chimpanzees in Uganda prefer to mate with older females, a possible sign of males' need to identify successful mothers in a promiscuous mating system.
- Animals
Not-So-Elementary Bee Mystery
Old-style epidemiology casework combines with an array of 21st-century lab tests in the search for clues to the disappearance of honeybees.
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Why people punish
When punishing criminals, people tend to seek retribution, not deterrence.
- Health & Medicine
See How They See: Immature cells boost vision in night-blind mice
Transplanted retinal cells can restore some vision in mice with degenerative eye disease.
- Health & Medicine
Measuring Soft Drinks’ Jolt
Researchers report what most soft-drink labels don't: how much caffeine your refreshments contain.
- Health & Medicine
Brain Attack
Although they have explored many promising ideas, scientists are finding it difficult to develop new treatments to limit the damage caused by ischemic strokes.
