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2002

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  • The Biggest Explosions in the Solar System

    Feb. 6, 2002

    NASA's HESSI spacecraft aims to unravel an explosive mystery: the origin of solar flares.

  • Mossy Space Spirals

    July 16, 2002

    Samples of fire moss that travel onboard the Space Shuttledo something odd: they spiral. Scientists say it's a clue to the fundamental inner workings of plant cells.

  • Space Scents

    Dec. 18, 2002

    Researchers hunting for new and profitable fragrances have discovered that roses in Earth orbit don't smell the same as they do on Earth. Soon a pair of flowers will blast off on board the Space Shuttlewhere they will participate in the continuing search for exotic space scents.

  • Shear Mystery

    June 7, 2002

    Some fluids have a mysterious property: one moment they're thick, the next they're thin. Physicists aim to find out why with the aid of an experiment in space.

  • Space Medicine

    Sept. 30, 2002

    Researchers discuss how to keep Astronautssafe and healthy during long trips through the solar system.

  • March 31, 2010

  • images

    March 31, 2010

  • A Curious Pacific Wave

    March 5, 2002

    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?"

  • Voyage of the Nano-Surgeons

    Jan. 15, 2002

    NASA-funded scientists are crafting microscopic vessels that can venture into the human body and repair problems, one cell at a time.

  • Big Moonshine

    Feb. 26, 2002

    Not all full Moons are alike. This week's will be the brightest of 2002 -- but will anyone notice?