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NASA rescue mission aims to revive Hubble
If the repair work succeeds, it will mean a glorious rebirth of the Hubble Space Telescope, which would become 90 times more powerful than when it was launched in 1990.
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By Robert Ahrens, USA TODAY

By Traci Watson and Dan Vergano, USA TODAY

Orbiting the Earth, the Hubble telescope has unveiled some of the universe's greatest mysteries and...more

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Week in space
Photo gallery: A universe of photos, feast for the eyes.
Science Fair
An experiment in science, space and discovery
NASA at 50
Space agency at 'crossroads' after shuttle focus

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Fuel for US deep space exploration running out
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NASA is running out of nuclear fuel needed for its deep space exploration.
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Scientist says volcanic eruption in Congo imminent
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Climate change may not spur wildfires
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A new study out this month finds that although rising global temperatures could lead to much drier trees and forests around the world, that...
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Scientists unveil chocolate-fueled race car
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Scientists unveiled on Tuesday what they hope will be one of the world's fastest biofuel vehicles, powered by waste from chocolate...
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Researchers race to outmaneuver swine flu virus
By Dan Vergano, USA TODAY
Scientists around the world are pursuing the tiny spheres each one half the size of the smallest bacteria and laden with 500...
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'Ice People' takes you to scientists' extreme lab
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There are no waddling penguins or cuddly seals in the documentary Ice People, director Anne Aghion's desolate vision of Antarctica that...
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Ethanol test for Obama on climate change, science
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President Barack Obama's commitment to take on climate change and put science over politics is about to be tested as his administration...
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Study: Grazing threatens U.S. wildlife habitat
By Scott Sonner, Associated Press
Conservationists say livestock grazing poses a threat to a wide variety of fish and other wildlife across more than three-fourths of their...
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Forest Service closes caves to stop bat fungus
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The U.S. Forest Service is closing thousands of caves and former mines in national forests in 33 states in an effort to control a fungus...
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How thermal-imaging cameras can spot flu fevers
By Barbara Ortutay, Associated Press
To screen passengers for swine flu and other contagious diseases, some airports use thermal imaging cameras to see whether travelers have...