Since the drubbing that Superstorm Sandy gave the Northeast in November, there's a new sense of urgency in U.S. coastal cities. Even though scientists can't predict the next big hurricane, they're confident that a warmer climate is likely to make Atlantic storms bigger and cause more flooding.
Last year, Seattle became one of the nation's first cities to buy unmanned drones for use by the police department. Public reaction was less "Gee-whiz" than "What the heck?"
The phrase "unmanned drones" typically conjures images of places like Afghanistan. But the Federal Aviation Administration says it wants to start testing the civilian use of aerial drones here in the U.S. and has already issued special permits to a few police departments interested in trying them out.
Researchers who studied pieces of the meteor collected near Lake Cherbarkul say it was a common chondrite meteor. The largest of the 53 fragments was one centimeter in diameter. Photo provided by the Urals Federal University Press Service.
The meteor that caused at least 1,000 injuries in Russia after a startling and powerful daytime explosion one week ago has been identified as a chondrite. Russian scientists who analyzed fragments of the meteor, whose large size and well-documented impact made it a rarity, say that its composition makes it the most common type of meteor we encounter here on Earth.
For decades, Myanmar was isolated diplomatically, an economic backwater that seemed almost frozen in time amid a Southeast Asian region that was modernizing at a rapid pace.
But the political reforms under way in Myanmar, also known as Burma, are redefining its place in the world. President Obama's visit in November was a sign of the dramatic turnaround in relations with the United States.