Microbial Poop Missing From Venus’ Clouds Suggests The Planet Has No Life

Venus’ atmosphere bears no signs of microbes eating or pooping, suggesting that the strange chemical composition of the planet’s clouds cannot be explained by extraterrestrial life.

In a new study, researchers have analyzed the biochemistry of thick, sulfur-rich Venusian clouds that have fascinated scientists for decades. They looked for “fingerprints” that any potential organism living in the clouds would leave there as a result of their feeding and excretion.

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