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  1. Fly Genome Creates a Buzz

    Scientists try to make sense of an insect's myriad genes.

    By John Travis
  2. Earth

    Tsunami! At Lake Tahoe?

    Surprised tourists could catch the ultimate wave.

    By Kathryn Brown
  3. Planetary Science

    X rays reveal Eros’ primitive nature

    Aided by a blast of X rays from the sun, a spacecraft orbiting the near-Earth asteroid 433 Eros has gathered preliminary evidence that the rock is a primitive relic, apparently unchanged since the birth of the solar system.

    By Ron Cowen
  4. Physics

    Light pulses flout sacrosanct speed limit

    Faster-than-light firsts: Restless laser pulse leaves before it arrives, while merging microwaves send out a superluminal scout.