Most Emailed - Science

WASHINGTON (Reuters) - Ordinary paper could one day be used as a lightweight battery to power the devices that are now enabling the printed word to be eclipsed by e-mail, e-books and online news. Full Story »

MOJAVE, Calif. - The sleek, bullet-shaped spacecraft is about the size of a large business jet — with wide windows and seats for six well-heeled passengers to take a thrill ride into space. Full Story »

Petunias and potatoes may actually be carnivorous plants, scientists now suggest. Full Story »

COPENHAGEN - The top U.S. environmental official told a divided U.N. climate conference Wednesday that the Obama administration's moves to "make up for lost time" and cut greenhouse gases would complement congressional action and wasn't intended to bypass recalcitrant lawmakers. Full Story »

The biggest black holes in the universe are also the most perplexing. Scientists have long been confused about just how the earliest, most massive black holes formed, but new evidence now suggests they could have originated inside giant cocoon-like stars. Full Story »

LOS ANGELES - The year's best meteor shower is coming to North America. 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 »

Exposing kids to nasty germs might actually toughen them up to diseases as grown-ups, mounting research suggests. Full Story »

WASHINGTON - The refurbished Hubble Space Telescope has spotted the oldest galaxies yet, scientists reported Tuesday. Full Story »

COPENHAGEN (AFP) - Bangladesh, Myanmar and Honduras were the countries most severely affected by extreme weather events from 1990 to 2008, according to a climate change risk study published on Tuesday. Full Story »

WASHINGTON - The Obama administration took a major step Monday toward imposing the first federal limits on climate-changing pollution from cars, power plants and factories, declaring there was compelling scientific evidence that global warming from manmade greenhouse gases endangers Americans' health. Full Story »

The human body may be equipped with a separate sensory system aside from the nerves that gives us the ability to touch and feel, according to a new study. Full Story »

If asked to describe how skin cream feels, you might use words like "smooth," "thick," or "greasy." Full Story »

For the next two weeks, until December 18, officials from more than 190 countries will be gathering in Copenhagen to write a new treaty on climate change. For much of the year, there have been questions about whether the conference would come together and, if so, what it could accomplish at a time when much of the world is preoccupied with the global recession. In recent weeks, however, many of the world's economic powerhouses and biggest polluters, including the United States and China, have said they're serious about hashing out an agreement. ... Full Story »

COPENHAGEN (AFP) - Negotiators at the UN climate marathon tried to steer into calmer waters Wednesday after developing countries blasted an early draft accord as favouring rich carbon emitters and sidelining the poor. Full Story »

Taking an antidepressant can lead to significant personality changes, likely for the better, a new study finds. Full Story »

These findings make up one more step on the road to mind-machine interfaces that may one day help people communicate with just their thoughts. Researchers have recently employed brain scans to see numbers and maybe even pull videos from inside people's heads. Full Story »

Airline passengers flying through storms might have more to worry about than a little turbulence. A new study suggests that if jets pass near lightning discharges or related phenomena known as terrestrial gamma-ray flashes, passengers and crew members could be exposed to harmful levels of radiation, a dose equal to that of 400 chest X-rays. Full Story »