Exploring our solar system
The Infinite Monkey Cage
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Are We Hungry for a Real ET and Alien?
We often talk about the proverbial Martian dinosaur bone or the little green men. But our expectation is that if life arose on Mars, it was of the microbial variety. It's actually quite hard to preserve microbes in rocks. So we're looking for something I think a little more subtle than the Martian dinosaur bone. That does not fill the bill. We have all grown up on these movies, and we are hungry."
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