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Earth Topics

  • Hawaii's Wake

    2002April 6, 2011

    Scientists have discovered something nearly invisible that straddles the vast Pacific Ocean: Hawaii's surprising island wake.

  • Saving Cajun Country

    2002Sept. 20, 2011

    Archeologists and engineers will soon be using NASA satellite data to restore endangered wetlands without accidentally destroying Native American cultural sites.

  • Tractors, Satellites, and Pickup Trucks

    2002April 6, 2011

    The tools of agriculture are changing as growers experiment with new space-age techniques called "precision farming."

  • Ice Continent on the Move

    2002April 6, 2011

    For the first time, radar satellites have mapped Antarctica, revealing a continent whose frozen cloak is in constant (and surprising) motion.

  • A Curious Pacific Wave

    2002April 6, 2011

    A massive swell of warm water is buffeting South America. Is it the first sign of a new El Nino -- or just another "Kelvin wave?"

  • A Hitchhiker's Guide to the Moon

    2005April 6, 2011

    NASA plans to put a laser in orbit around The Moonto map its surface for future explorers.

  • An Explosion on the Moon

    2005April 6, 2011

    So you thought nothing ever happens on the moon? Think again. NASA scientists have observed a surprising and powerful explosion in the lunar Sea of Rains.

  • Radioactive Moon

    2005April 6, 2011

    Astronautson The Moonare exposed to Cosmic Raysand solar flares--and that's not all: The Moonitself can be a source of radiation.

  • Prospecting for Lunar Water

    2005April 6, 2011

    Settling alien worlds is thirsty work. So before sending people back to the Moon, NASA plans to send a robot first to hunt for water.

  • Moon Storms

    2005Sept. 20, 2011

    An old Apollo experiment is telling researchers something new and surprising about the moon.