One key component might be RNA, a molecular cousin of DNA found in every form of life on Earth, and now scientists say they have shown how it could have formed on our planet eons ago. But not everyone ...
Morning Overview on MSN
Scientists just gave the strongest case yet to send humans to Mars
For decades, the case for sending people to Mars has rested on a mix of romance, rivalry, and raw curiosity. Now a cluster of ...
NASA sent the science community into a frenzy with the release of images of rocks on Mars, which led to one suggesting they ...
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