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Opportunity, NASA's robotic rover, is set to explore a huge crater on Mars
New evidence shows that plesiosaurs gave birth to live young
A green sea turtle is nursed back to health and released into the ocean.
The Hubble Space Telescope reveals a new moon for Pluto
NASA's Endeavour soars into space for the second-to-last ever space shuttle flight
After decades of decline, tigers in India are finally bouncing back
The space shuttle Discovery has completed its final mission
An exhibition at a Philadelphia museum features magnificent mummies from China
At the American Museum of Natural History, in New York City, visitors discover how the brain works.
Take a look at 2010's biggest and coolest breakthroughs in science and technology.
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