"People in the area worst affected by the Fukushima Daiichi nuclear accident two years ago have a higher risk of developing certain cancers, the World Health Organization said on Thursday."

"SACRAMENTO, Calif. -- California is poised to shatter an all-time weather record by notching the driest January-February period in recorded history across the northern Sierra Nevada."

"Marika Holmgren will never be sure why she was diagnosed with breast cancer at 37. She was a devoted athlete and vegetarian. Cancer ran in her family, but not breast cancer."

"The giant Pacific leatherback turtle, known for its arduous 6,000-mile ocean trek from the U.S. West Coast to breeding grounds in Indonesia, could go extinct within 20 years as its population continues to plummet, scientists say."

"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."

"PLAINVIEW, Tex. — After two years of drought, people are starting to leave this parched West Texas town."

"A government report says a cyberattack against 23 natural gas pipeline operators stole crucial information that could compromise security. Experts strongly suspect China's military."

"WASHINGTON — After a series of costly and embarrassing accidents in its efforts to drill exploratory wells off the north coast of Alaska last year, Royal Dutch Shell announced on Wednesday that it would not return to the Arctic in 2013."