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An upcoming NASA mission will use gravity and two spacecraft to help scientists—and students—learn more about the moon.
Scientists may have discovered the most earthlike planet yet
TIME talks to Eric Blake, a hurricane specialist with the National Hurricane Center
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
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