GENEVA - The world's largest atom smasher made another leap forward Monday by circulating beams of protons in opposite directions at the same time in the $10 billion machine after more than a year of repairs, organizers said.
NEW ORLEANS - The creatures living in the depths of the ocean are as weird and outlandish as the creations in a Dr. Seuss book: tentacled transparent sea cucumbers, primitive "dumbos" that flap ear-like fins, and tubeworms that feed on oil deposits.
CAPE CANAVERAL, Fla. - A pair of astronauts zipped through the third and final spacewalk of their mission Monday, installing an enormous oxygen tank at the International Space Station and accomplishing everything else on their list.
If you experience impotence, instead of a little blue pill maybe you want to apply shockwaves to your privates instead.
GENEVA (AFP) - Flooding in the world's major port cities caused by melting icecaps could cause up to 28 trillion dollars (18 trillion euros) in damage in 2050, environmental group WWF said in a report Monday.
HARRISBURG, Pa. - Radioactive dust unexpectedly blew out of a pipe being cut by workers during weekend maintenance at the Three Mile Island nuclear power plant, and officials on Monday were trying to determine exactly how and why it happened.
The deep sea is teeming with thousands of species that have never known sunlight, explorers now say.
WASHINGTON - Since the 1997 international accord to fight global warming, climate change has worsened and accelerated — beyond some of the grimmest of warnings made back then.
A child's never-ending "why's" aren't meant to exasperate parents, scientists say. Rather, the kiddy queries are genuine attempts at getting at the truth, and tots respond better to some answers than others.
OSLO (AFP) - After wind, sun, currents and tides, a company is preparing to make clean electricity by harnessing another natural phenomenon, the energy-unleashing encounter of freshwater and seawater.
GENEVA (Reuters) - Scientists could begin garnering information on the origins of the universe in the coming months as the world's biggest particle collider starts moving to full power next year, a project leader said Monday.
NATRONA, Pa. - The federal government and the Allegheny County Health Department have sued Allegheny Ludlum Corp. and a contractor for alleged air pollution violations at a slag dump near Pittsburgh.
It may be the mother lode of all bad timing: Atlantis shuttle astronaut Randy Bresnik is stuck at the International Space Station, hundreds of miles from his pregnant wife Rebecca, who is expected to give birth to a baby girl as early as today.
Two astronauts raced through the second spacewalk of their docked shuttle mission at the International Space Station Saturday, getting so far ahead of schedule they took on jobs scheduled for future excursions.
MAUNA LOA OBSERVATORY, Hawaii - The readings at this 2-mile-high station show an upward curve as the world counts down to climate talks: Global warming gases have built up to record levels in the atmosphere, from emissions that match scientists' worst-case scenarios.
WASHINGTON (Reuters) - Federal officials are investigating a radiation leak at Three Mile Island, scene of the worst U.S. nuclear power accident, but said on Sunday there was no threat to public health or safety.
WASHINGTON (AFP) - Astronauts from the US space shuttle Atlantis began the third and final spacewalk of their mission aimed at building the International Space Station, NASA reported on Monday.