Celestium on MSN
Alien life might run on a blueprint far weirder than DNA
This video starts with a simple question — does life really need DNA? — and then turns it into something much bigger. From ...
Part III: Life and Civilization—Why Did the Universe Give Birth to Life? 13.8 billion years ago, there was no life in the universe. There were no stars. There were no planets. There were no oceans.
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