The Sun Wasn’t Hot Enough To Foster Life When Life Began on Earth
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Something called the Faint Young Sun paradox is being discussed. During the Archean eon in Earth’s history, the sun was still young and not strong enough to make Earth warm enough to help life come to be. From the University of Manchester:
“The Earth should have been permanently glaciated but geological evidence suggests there were no global glaciations before the end of the Archean and that liquid water was widespread,” said Ray Burgess, from the University of Manchester.
Some theories have said that carbon monoxide gases kept the planet warm, but that is in question as well. Obviously the answer is aliens and a ancient weather device.
Read more at vice.com
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