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  • Layers of Mars

    Jan. 23, 2001

    If layered regions on Mars are sedimentary deposits that formed underwater, as some scientists suspect, they could be the best places to hunt for elusive Martian fossils.

  • Magnetic Chains from Mars

    Feb. 28, 2001

    Curious chains of magnetic crystals have turned up in a meteorite from Mars. Scientists say ancient martian microbes may have kept them in line.

  • Suds in Space

    Sept. 21, 2001

    Bubbly, frothing and ticklish -- soft drinks and beer promise a welcome taste of home to faraway space travelers.

  • Staying Cool on the ISS

    March 21, 2001

    The International Space Station's thermal control systems maintain a delicate balance between the deep-freeze of space and the Sun's blazing heat.

  • What Next, Galapagos?

    Feb. 7, 2001

    The worst of the recent fuel spill in the Galapagos has passed ... or has it? Researchers plan to use NASA satellite data to keep an eye on the islands' unique ecosystem.

  • Greening of the Red Planet

    Jan. 26, 2001

    A hardy microbe from Earth that thrives where others perish might one day transform the barren ground of Mars into arable soil.

  • The Great Moon Hoax

    Feb. 23, 2001

    Yes, there really is a Moon hoax, but the prankster isn't NASA. Moon rocks and common sense prove Apollo Astronautsreally did visit the Moon.

  • Blazing Venus

    Feb. 20, 2001

    This is a good time to keep an eye on the fiery second planet from the Sun as it approaches Earth and delivers a dazzling sky show.

  • Buck Rogers, Watch Out!

    March 1, 2001

    NASA researchers are studying insects and birds, and using smart materials with uncanny properties to develop mindboggling new aircraft designs.

  • Ballooning for Cosmic Rays

    Jan. 12, 2001

    Astronomers have long thought that supernovas are the source of cosmic rays, but there's a troubling discrepancy between theory and data. A balloon flight could shed new light on the mystery.