WASHINGTON - Dinosaurs, those bygone masters of the planet, were warm-blooded just like today's mammals, according to a scientist who judged their metabolism using body mass and growth rates deduced from fossils of species including Tyrannosaurus rex.
CHRUDIM, Czech Republic - Scientists battling a bee-killing disease are about to start testing a new weapon -- a sun-heated hive designed by a Czech high school teacher.
Pittsburgh, Pensylvania - Researchers have taken their serpentine machines, developed over decades at Carnegie Mellon University in the United States, and connected them to a central hub to create one of the most robust robots ever developed. Its creators have named it the Snake Monster. | Video
NEW YORK - Amid evidence of fraud in a high-profile study on how canvassers can convince people to back same-sex marriage, the journal Science, which published the study, retracted it on Thursday.
WASHINGTON - Jaw and teeth fossils found on the silty clay surface of Ethiopia's Afar region represent a previously unknown member of humankind's family tree that lived 3.3 to 3.5 million years ago alongside the famous human ancestor "Lucy," scientists say.
WASHINGTON - This 430,000-year-old case may be the world's oldest murder mystery.
WASHINGTON - The U.S. Air Force on Tuesday said it has certified privately held SpaceX to launch U.S. military and spy satellites, ending a monopoly held by United Launch Alliance, a joint venture of Lockheed Martin Corp and Boeing Co, since its creation in 2006.
WASHINGTON - The White House said on Tuesday the ethical issues associated with gene-editing on the human genome need further study by the scientific community and should not be pursued until issues are resolved.
LONDON - The life sciences industry is increasingly taking over from the tech sector in driving global innovation, according to a Thomson Reuters analysis of global patents.
CAPE CANAVERAL, Fla. - A Space Exploration Technologies Dragon cargo capsule made a parachute splashdown into the Pacific Ocean on Thursday, wrapping up a five-week stay at the International Space Station.
LONDON - AstraZeneca and Eli Lilly are to combine two of their cancer drugs in a new clinical trial against solid tumors in the latest sign that such cocktails may be the way forward in fighting the disease.