Mystery of Extraterrestrial Life –“Unlike Earth, It Rarely Evolves Quickly Enough to Survive” (Weekend Feature)

Earth from Space

 

“The mystery of why we haven’t yet found signs of aliens may have less to do with the likelihood of the origin of life or intelligence and have more to do with the rarity of the rapid emergence of biological regulation of feedback cycles on planetary surfaces,” said Aditya Chopra at Australia National University. “Early life is fragile, so we believe it rarely evolves quickly enough to survive.”

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“The New Earth?” — Gaia Theory Revised for Evolution of Human Species and Technology –‘Adds a New Level of “Self-Awareness’

 

For around half a century, the ‘Gaia’ hypothesis has provided a unique way of understanding how life has persisted on Earth, championing the idea that living organisms and their inorganic surroundings evolved together as a single, self-regulating system that has kept the planet habitable for life – despite threats such as a brightening Sun, volcanoes and meteorite strikes.

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