
They'll be too small to clear the way for settlements, but tiny robotic bulldozers may soon be on their way to Mars. Weighing 8 pounds each, the rovers will dig for water or other treasures. Each is equipped with an arm that can scoop Martian soil into an overhead bucket. They're not yet scheduled to fly.

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Will the Rocket Racing League hold its first race before the end of 2008?
Will EADS start construction on a tourist rocket by December 31, 2008?

