WASHINGTON - More than half a billion years ago, a peculiar little creature with rows of spikes on its back and delicate, feather-like front limbs to strain bits of food from the water thrived in the primordial seas of what is now China.
CAPE CANAVERAL, Fla - SpaceX on Monday was searching for what destroyed its Falcon 9 rocket after liftoff over the weekend, leaving customers still loyal but unsure when their satellites might fly.
WASHINGTON - The failure of a SpaceX rocket over Florida on Sunday should not lead U.S. officials back to Russia to look for a rocket engine that can get military equipment into space, Senate Armed Services Committee Chairman John McCain said on Monday.
CAPE CANAVERAL, Fla. - An unmanned SpaceX rocket exploded about two minutes after liftoff from Florida on Sunday, destroying a cargo ship bound for the International Space Station in the latest in a string of mishaps in supplying the orbiting outpost. | Video
LONDON - Scientists have identified a key gene used by poppies to make morphine, paving the way for better methods of producing the medically important drug, potentially without the need for cultivating poppy fields.
LONDON - Banks, investors and big drug companies should consider creating a 10-billion-pound ($15.7 billion) "megafund" to help biotech firms in London and across Britain compete with U.S. rivals, London mayor Boris Johnson said on Thursday.
- Animal health drugmaker Aratana Therapeutics Inc said its experimental appetite-stimulating drug was found effective in dogs in a pivotal study.
WASHINGTON - It was a creature so strange that experts literally could not make heads nor tails of it.
WASHINGTON - It looked like an odd lizard with a bulky body and only the skeletal precursor of a shell, but scientists say 240 million-year-old fossils unearthed in a quarry in southern Germany represent the grandfather of all turtles.
PORTLAND, Ore. - Scientists agree that children raised by same-sex couples are no worse off than children raised by parents of the opposite sex, according to a new study co-authored by a University of Oregon professor.
MONROVIA - A Liberian has died of Ebola in the first recorded case of the disease since a country at the heart of an epidemic that has killed more than 11,000 people was declared virus-free on May 9 after going 42 days without a new case.