Why We Have Curiosity About Mars
The new Mars rover was named Curiosity because it hopes to answer one of the greatest questions of modern man: Are we really Martians?
A few billion years ago, Mars may have been a planet covered with oceans. We’re not sure what happened (NOTE: Subscribers can still listen to this show), but we do know that the liquid has mostly burned away. Curiosity will probe the soil that they left behind in order to look for tiny fossils.
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