Reuters - Five workers were trapped deep underground at a hydroelectric plant near Georgetown, Colorado, after a fire broke out, power company Xcel Energy Inc said on Tuesday.

SPACE.com - The International Space Station (ISS) is primed to unfold new radiators later this month after successfully furling its oldest solar arrays.

AP - American laboratories handling the world's deadliest germs and toxins have experienced more than 100 accidents and missing shipments since 2003, and the number is increasing as more labs do the...

AP - Three competing Senate proposals calling for limits on greenhouse gases would have roughly identical success in curbing global warming, but only if other nations also significantly cut heat-trapping emissions, a government analysis...

AP - Jacob Chapman hopes to plant a rooftop garden at Olathe South High School, encourages classmates to recycle plastic bottles and paper, and wants them to reduce their use of disposables in the school cafeteria.

AP - Parts of Australia could be 9 degrees Fahrenheit hotter and 80 percent drier by 2070 if global greenhouse gas emissions are not radically reduced, government data said...

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AP - A strong earthquake hit the western coast of Indonesia's Sumatra island Tuesday, prompting authorities to temporarily issue a tsunami alert.

Reuters - A 6.2 magnitude earthquake rocked Indonesia's Sumatra island on Tuesday, but there were no reports of casualties or damage and a tsunami warning issued after the powerful undersea tremor was...

AP - An animal research center was fined $15,000 for animal care problems linked to the death of a monkey, federal authorities said Monday.

AP - A federal judge on Monday said he planned to temporarily bar NASA from asking workers at one of its research centers during background checks whether they had ever used drugs.

Reuters - The U.S. government has delayed the start of a program that would use spy-satellite images for domestic purposes including counterterrorism efforts, a congressman critical of the effort said on Monday.

AP - Children sacrificed by the Inca appear to have been "fattened up" in a yearlong ritual, new research suggests.

AP - The ancient saber-toothed cat had some pretty scary dentures, but when it came down to actually biting, well, it was no lion.

SPACE.com - A storm from the sun ripped a tail off a comet, and a NASA satellite captured the whole event.

SPACE.com - A satellite's chance encounter with a comet has netted some surprising results. 

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SPACE.com - The first high-definition video of Earth from beyond the planet's orbit has just been made by a Japanese satellite on its way to the moon.

Reuters - A tropical or subtropical system could develop during the next couple of days near South Florida as a low-pressure system moves west-southwest toward the Gulf of Mexico, the U.S. National Hurricane Center and other forecasters said Monday.

AP - Weather around the U.S.A.

AP - When Sputnik took off 50 years ago, the world gazed at the heavens in awe and apprehension, watching what seemed like the unveiling of a sustained Soviet effort to conquer space and score a stunning Cold War...

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Reuters - Workers at the Kennedy Space Center moved the space shuttle Discovery out to its ocean-side launch pad on Sunday in preparation for a construction mission to the International Space Station slated to begin in three...

AP - When Sputnik took off 50 years ago, the world gazed at the heavens in awe and apprehension, watching what seemed like the unveiling of a sustained Soviet effort to conquer space and score a stunning Cold War...