Monday's powerful tornado in suburban Oklahoma City loosely followed the path of a killer twister that slammed the region in May 1999.
Monday's powerful tornado in suburban Oklahoma City loosely followed the path of a killer twister that slammed the region in May 1999.
New research is challenging medical guidelines that say people with a heart-zapping device in their chests should avoid intense sports like basketball and soccer in favor of golf or bowling.
NASA's Curiosity rover drills again.
The FBI said Monday that no one has been arrested after last week's discovery of a pair of letters containing the deadly poison ricin in Spokane, but the agency remained tight-lipped about the investigation and a weekend raid at a downtown apartment building.
Three New York University researchers from China divulged results from a federally funded study to Chinese competitors in exchange for tuition, rent and other expenses, federal prosecutors said Monday.
Shipwrecks lying deep off America's coasts are more often historical artifacts than present-day threats from leaking old oil tanks, a new federal report says.
The Supreme Court says a woman can seek lawyers' fees from the government even though her lawsuit over damage she said was caused by a vaccine was ruled untimely.
More than a decade ago, British parents refused to give measles shots to at least a million children because of now discredited research that linked the vaccine to autism. Now, health officials are scrambling to catch up and stop a growing epidemic of the contagious disease.
More than a decade ago, British parents refused to give measles shots to at least a million children because of a vaccine scare that raised the specter of autism. Now, health officials are scrambling to catch up and stop a growing epidemic of the contagious disease.