Data suggest a web of lake organisms might thrive deep under ice; scientists struggle to make sense of the new report

In 12-year lab study, moist soil samples released less greenhouse gas as they warmed

Probe captures planet from 1.4 billion kilometers away

Slumber waxes and wanes along with lunar rhythm

Intestinal changes could explain rapid improvements in diabetes

Researchers alter rodents' recollections by exciting just a few neurons

Female birds not so riveted by suitors' fancy feathers

Long difficult to estimate, date of space rocks' formation emerges with new technique

First proof of character shift documented at Japanese detector

Rapidly evolving DNA could affect sperm production

The marine mammals respond only to their own handles

Material ejected in gamma-ray bursts may be source of heavy elements

Warming may have caused huge increase in sea level

Transplanted cells can function in rodents' eyes

Some people harbor a strain of bacteria that chews through cardiac medication

The destruction is only beginning

Strange replication method and unusual genetic sequence among the mysteries

Wasps' gut inhabitants can kill or save crossbreeds

Cocktail of molecules turns adult mouse cells into embryonic-like ones

Droplets wiggle, split and coalesce into simple and dynamic configurations