WASHINGTON — Next year will mark the 50th birthday of the laser, one of the most productive and widely used mega-inventions of the last century. Scientists hope that 2010 also will see the launch of laser technology's greatest challenge: creating an inexhaustible supply of clean, carbon-free energy. Full Story »
WASHINGTON — A laser is a device that creates an intense beam of light and focuses it tightly in one direction. The difference between regular light and laser light is like the difference between a water sprinkler and a fire hose. Full Story »
WASHINGTON — As President Barack Obama prepares to attend a world summit on climate change, a majority of Americans are willing to pay more for a solution only if it would create "green" jobs in the United States, according to a McClatchy-Ipsos poll released Wednesday. Full Story »
WASHINGTON — The Interior Department on Monday gave the go-ahead for Shell Oil to begin drilling three exploratory wells in the Chukchi Sea, a move that opens the door for offshore oil and gas production in the Arctic. Full Story »
WASHINGTON — The Environmental Protection Agency said Monday that global warming pollution endangered the health and welfare of Americans and must be reduced, a move that seemed timed to signal that the U.S. is serious about joining an international bid to reduce the risks of damaging climate change. Full Story »
WASHINGTON — Negotiators in Copenhagen will try to nail down all the main elements of a treaty to curb global warming in the next two weeks, but a final agreement won't be possible until the United States figures out what it will do to reduce emissions of heat-trapping pollution. Full Story »
WASHINGTON — Promises by the U.S. and other industrialized countries to cut the emissions causing global warming are insufficient to avoid the worst effects of climate change, the United Nations climate chief said Wednesday. Full Story »
For Texas commercial beekeeper John Talbert, the mysterious malady that is killing off bees means he's keeping his hives close to home. Full Story »
WASHINGTON — After decades of suffering as her body gnarled and stiffened from rheumatoid arthritis, Bonnie Cramer began taking a new drug around 2002. Full Story »
WASHINGTON — Florida's beaches — the blindingly white shores of the Panhandle, the bikini-dotted sands of South Beach — are the state's signature attraction. Full Story »
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