Aug 31, 2014 — Alarmed by the rapid decline of wild salmon populations, a company has invented a novel way to help migratory fish over blocked rivers. It uses air pressure to fire them out of a cannon.
Aug 29, 2014 — Requiring every center that performs abortions to meet all the standards of a surgical center is excessively restrictive, says the federal district court judge who blocked the state rule Friday.
Aug 29, 2014 — Two eruptions a half a world apart have caused evacuations and aviation warnings, but so far no injuries.
Aug 29, 2014 — The oil giant is paying billions of dollars to businesses hurt by the 2010 spill, but won't pay business owners hurt by a government drilling moratorium that was put in place after the spill.
Aug 29, 2014 — Health officials want to reduce the rat population, so they're hiring extra exterminators, sealing up holes and teaching regular New Yorkers how to make homes and gardens less rat-friendly.
Aug 28, 2014 — And you thought cemeteries were for the dead. A nighttime census of leafy Bellefontaine in St. Louis reveals at least two species of bats. Parklike graveyards provide key habitat for urban wildlife.
Aug 28, 2014 — Dr. Tim Smith, a visual scientist at the University of London, discusses how our brains perceive what's seen on the big screen. How do we process images, events and stories that we see in the movies?
Aug 28, 2014 — They examined an African fish that can breathe air and walk on its fins, discovering insights into the transition from sea to land some 400 million years ago.
Aug 28, 2014 — For the first time, researchers have tracked the spread of Ebola, almost in real time, during an outbreak. The virus is quickly changing its genetic code. But it's unclear what the mutations mean.
Aug 28, 2014 — In the moonscape of Death Valley, one mystery stands out: boulders that seem to creep along the desert floor when nobody's looking. Thanks to video and GPS, scientists now think they know why.