Increased plant growth might cancel out effects of Arctic melting

Protein that protects stressed-out cells also aids tumors

Intense pressures in the deep Earth affect materials at the subatomic level

Protein involved in necrosis could have applications for human disease

What does the evolution of human speech have to do with bat sonar?

Advisory group recommends U.K. police maintain genetic profiles of only convicted criminals

Alan Trounson to become president of California stem cell agency

Experiments suggest that the toxic pollutant rapidly disappears from aquatic ecosystems

Social insects suffocate their enemies by swarming them

NIH committee reviews case of woman who died after arthritis clinical trial

Finding poses tough questions for species conservation

Internet company offers $30 million for a successful robotic rover

Research reveals how feelings of isolation can compromise the body's defenses

U.K. panel endorses the concept of crewed missions to the moon and beyond

Formation of earliest stars could shed new light on the elusive substance

In conservation advance, sterile fish are coaxed to spawn another species

Finding may presage new class of drugs to treat bipolar disorder

Modern ears showed up 60 million years earlier than previously believed

Milky Way's outskirts teem with dwarf galaxies full of dark matter

New study shows chimps swap stolen food for sex

New measurements show levels of potent ozone destroyer are receding

Stamina-stretching mutation widespread in some groups of people

Genetic analysis reveals population is still well below its historic high

Two panels cite biosecurity breaches at Institute for Animal Health