Life on other planets would likely be brief and become extinct very quickly, say astrobiologists from ANU Research School of Earth Sciences.
In research aiming to understand how life might develop, the scientists realised new life would commonly die out due to runaway heating or cooling on their fledgling planets.
"The universe is probably filled with habitable planets, so many scientists think it should be teeming with aliens," said Dr Aditya Chopra, lead author on the paper, which is published in Astrobiology.
"Early life is fragile, so we believe it rarely evolves quickly enough to survive." [...]
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Good. It will save the Space Marines the trouble of blowing their worthless ET planets out of existence.
ReplyDeleteCan be true if every planet with aliens have a "country" who are all about now(money) and not care about the future... like we have on earth - btw that is why the Bible warn us about the evils of the money-god
ReplyDeleteThe Title is wrong. The Aliens are certainly NOT quiet, and have even overflown our Capitol, and as they continue 'fly-overs' they are not extinct either.
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