Most Emailed - Science

OSLO (Reuters) - A cold snap in Greenland in the 12th century may help explain why Viking settlers vanished from the island, scientists said on Monday. Full Story »

Over the next month, the world will experience three eclipses: two partial solar eclipses a month apart and one total lunar eclipse exactly in between, and it all starts with a so-called "midnight" eclipse of the sun. Full Story »

TULCEA, Romania - Alas, poor Harald. Wired up to a satellite transmitter, he had much to teach science about the life of the great sturgeons of the Danube River and Black Sea. Full Story »

Energy drinks — sweet drinks containing caffeine and often herbal supplements — have been drawing scrutiny over their nutritional value. Now the nation’s largest group of pediatricians is strongly recommending that they not be consumed by children. Full Story »

ALBANY, N.Y. - Wolves in the eastern United States are hybrids of gray wolves and coyotes, while the region's coyotes actually are wolf-coyote-dog hybrids, according to a new genetic study that is adding fuel to a longstanding debate over the origins of two endangered species. Full Story »

The woolly mammoth may surprisingly have regularly interbred with a completely different and much larger elephant species, researchers now find. Full Story »

LONDON (Reuters) - Germany's plan to shut all its nuclear power plants by 2022 will add up to 40 million tones of carbon dioxide emissions annually as the country turns to fossil fuels, analysts said on Tuesday. Full Story »

Baby alligators can't depend on their elders for a helping hand. In fact, young gators are a perfect bite to eat for large gator adults. Full Story »

CAPE CANAVERAL, Fla. - Space shuttle Endeavour and its six astronauts returned to Earth early Wednesday, closing out the next-to-last mission in NASA's 30-year program with a safe middle-of-the-night landing. Full Story »

Anyone who dreams of flying in a personal jetpack may rest assured that such a futuristic vision doesn't come without safety features. A Martin Jetpack has soared to record heights so that it could test a ballistic parachute on the way back down to Earth. Full Story »

The second of a pair of fallen statues of King Tut's grandfather has been revealed at the tomb where he was buried, Egypt's antiquities minister announced today (May 31). Full Story »

BERLIN (AFP) - Chancellor Angela Merkel said Germany could serve as a global trailblazer with its decision Monday to phase out nuclear power by 2022 but France, Europe's biggest producer, said it will not follow suit. Full Story »

PARIS (AFP) - Oxfam called on Tuesday for an overhaul of the world's food system, warning that in a couple of decades, millions more people would be gripped by hunger due to population growth and climate-hit harvests. Full Story »

A promising method for creating therapeutic stem cells without destroying human embryos has encountered a major setback, as reported this month in the journal Nature. Full Story »

People who fit gender stereotypes in their dating habits are better at judging their own hotness than those who march to the beat of a different drummer, a new study of speed-daters has found. Full Story »

Astronauts flying on board space shuttle Endeavour's final mission declared assembly of the International Space Station complete this past week, but thanks to a special delivery being left at the orbiting laboratory, the station crew's assembly work has just begun. Full Story »

After years of modest use, online phone calling seems to have finally started taking off as a way to stay in touch with others. Full Story »

Left unchecked, climate change aligned with population explosion and low agricultural yields will drastically increase global poverty and hunger over the next two decades, warns the international aid organization Oxfam in a report released today (May 31). Full Story »