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Doomsday' Ticks Closer on Nuclear, Climate Fears

Global uncertainty on how to deal with the threats of nuclear weapons and climate change have forced the "Doomsday clock" one minute closer to midnight, leading international scientists said Tuesday.

"It is now five minutes to midnight," said Allison Macfarlan, chair of the Bulletin of Atomic Scientists, which created the Doomsday clock in 1947 as a barometer of how close the world is to an apocalyptic end.

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World's Deepest Sea Vents Reveal Unknown Creatures

The ocean's deepest volcanic vents, kilometers below the surface, are teeming with life forms never before seen that thrive near super-hot underwater geysers, according to a new study.

Eyeless shrimps and white-tentacled anemones were photographed bunched around cracks in the ocean floor spewing mineral-rich water that may top 450 degrees Celsius (842 degree Fahrenheit), researchers reported on Tuesday.

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Rare Sumatran Tiger Rescued from Trap in Indonesia

An endangered Sumatran tiger found with serious arrow wounds all over its body was rescued from a wire trap in protected Indonesian jungle, officials said Tuesday.

The five-year-old male tiger was found on Monday in Bengkulu province on the lush island of Sumatra with nine arrow wounds estimated to be four days old, Bengkulu's conservation agency chief Supartono told Agence France Presse.

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Physicist Writes How Universe Evolved from Nothing

In fall 2009, the theoretical physicist Lawrence M. Krauss gave a talk about recent discoveries in cosmology that he engagingly titled, "A Universe From Nothing: Why There Is Something Rather Than Nothing."

The popularity of the video, viewed nearly a million times on YouTube, prompted Krauss to develop the ideas in the talk into this short, elegant account of the origins of the universe and its likely demise trillions of years from now.

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Russia Hints at Foul Play in its Space Failures

The head of Russia's beleaguered space program hinted on Tuesday that foreign powers may be behind the string of failures that struck his agency in the past year.

Roskosmos chief Vladimir Popovkin told the Izvestia daily he could not understand why several launches went awry at precisely the moment the spacecraft were travelling through areas invisible to Russian radar.

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Hints That 'Extinct' Giant Tortoises Live on

It may be the ultimate paternity test for a reptile believed lost to history.

U.S. scientists said Monday an iconic tortoise that has been presumed extinct in the Galapagos Islands for 150 years may still exist, based on DNA blood samples from the giant creatures' living children.

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Rare Asian Duck Draws Bird Watchers to California

A rare duck normally only seen in Asia has somehow turned up in California, drawing excited bird watchers from all over the U.S. and Canada to a wildlife refuge in the state's Central Valley.

Wildlife officials say a male falcated duck, a bird common in China, was first spotted at the refuge on Dec. 8.

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Iran Offers to Share Nuke Technology with Africa

Iran's nuclear chief says his country is willing to help what he called "friendly" African nations that have uranium reserves to set up facilities to process the ore into nuclear material.

Fereidoun Abbasi says Iran has mastered the entire nuclear fuel cycle from extracting uranium ore to producing fuel for reactors and is ready to share the technology. Abbasi's comment was reported by the semi-official Mehr news agency Saturday.

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Drought Threatens only Surviving Whooping Cranes

Scientists are warning that the devastating drought in Texas could threaten the world's only remaining flock of whooping cranes.

The birds eat blue crabs and berries during their annual migration to the Gulf Coast. The high-protein diet is supposed to sustain North America's tallest bird through the winter and prepare it for the nesting season in Canada. But this year, the drought has made food and water scarce.

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Global Warming: European Species Lag in Habitat Shift

Fast-track warming in Europe is making butterflies and birds fall behind in the move to cooler habitats and prompting a worrying turnover in alpine plant species, studies published Sunday said.

The papers, both published by the journal Nature Climate Change, are the biggest endeavor yet to pinpoint impacts on European biodiversity from accelerating global temperatures.

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