Version: 2008
  • On TV.com: NARUTO SHIPPUDEN latest episode

Tire tracks and dust devils on Mars

A recent view across the Martian landscape from the rover Opportunity, which--along with its compatriot Spirit--are still exploring the red planet months after they were expected to shut down.

CREDIT: NASA/JPL

tire tracks on Mars

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Question
by Earl March 24, 2005 12:45 PM PST
Why is it so important for us to fly off into space to take pictures of other planets, when there is so much we don't know about Earth itself?
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