Insect infestations are turning forests in British Columbia into net carbon sources, according to new research that may force researchers to revise climate change models.
About 150,000 years ago, humankind split into small groups—living apart for a hundred thousand years before "reuniting" and migrating out of Africa, a new gene study says.
Officials are training seven duplicate puppies to see if they can reduce the expense and difficulty of finding qualified canines to sniff out drugs and explosives.
A newly released atlas of Hubble images could be an interstellar Rorschach test, with galaxy collisions resembling everything from sea life to dental tools.
A UN ruling has extended the size of the continental shelf controlled by Australia, expanding the continent's territory by an area five times the size of France.
A UN official has warned that action must be taken to preserve endangered species or medical researchers will be robbed of a bevy of potentially powerful new drugs.
It's "only a matter of time" before the massive mountain next erupts, but its depth means the people of Iceland are in no danger, says a co-discoverer of the submarine peak.
Italian wall lizards transplanted to a tiny island near Croatia underwent physical changes in 30 generations that normally take millions of years, experts say.
From astronomy to stem cells, Pope Benedict XVI has come under fire for perceived anti-science views. But some experts argue the pontiff has done much to prove he values science.
A large proportion of captive tigers are representatives of endangered subspecies and may be candidates for captive breeding programs, a new genetic study has found.
