Episode 132Hot spring deposits on Earth preserve evidence of microbial life, including from nearly 3.5 billion years ago. So it was big deal when the Spirit...
I've never understood the whole "we shouldn't explore space because earth is great" thing. Everyone obviously agrees that Earth is amazing, most of all the people who talk about settling and terraforming mars. Who loves earth more than the people who want to make other planets more like earth?
I've never understood the whole "we shouldn't explore space because earth is great" thing. Everyone obviously agrees that Earth is amazing, most of all the people who talk about settling and terraforming mars. Who loves earth more than the people who want to make other planets more like earth?