The surface of mars is really old. It's like billions years old. And anything we find there is going to be just so old and so ancient, and just like, older than anything we can find on earth. So if we were to find life in these little rocks, w either be related to martians, potentially, or it caun just be the beginning of finding a lot of more life everywhere. I isn't a wile to you, ye, but that's super, superwild, me.
Mars was once a very different planet, with rivers, lakes, and — potentially — life. NASA’s latest Mars rover is on a mission to find traces of past life. What happens if it does?
This is the third episode of our new four-part series, Lost Worlds.
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