A black hole story told by a cosmic blob and bubble

Two cosmic structures show evidence for a remarkable change in behavior of a supermassive black hole in a distant galaxy. Using data from NASA's Chandra X-ray Observatory and other telescopes, astronomers are piecing together ...

Managing climate change refugia to protect wildlife

Results of a new study led by Toni Lyn Morelli, a research ecologist with the U.S. Geological Survey (USGS) and the Northeast Climate Science Center based at the University of Massachusetts Amherst, offer a framework for ...

Outburst of shooting stars up to 200 mph - meteors per hour

The heavens will be bursting with shooting stars this week.bThursday night into early Friday, the annual Perseid (PUR'-see-ihd) meteor shower is expected to peak with double the normal number of meteors. Scientists call this ...

Seawalls, coastal forests in Japan help reduce tsunami damage

Researchers who analyzed a history of tsunamis along the Pacific coast of Japan's Tohoku region have learned that seawalls higher than 5 meters reduce damage and death, while coastal forests also play an important role in ...

Plastic gun from 3-D printer seized at Nevada airport

Airport screening agents confiscated a plastic handgun produced with a 3-D printer from a man's carry-on luggage last week at a Nevada airport in what a federal official said Wednesday might have been the first discovery ...

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