Carbon monoxide detectors could warn of extraterrestrial life

Tuesday, March 19, 2019 - 10:30 in Astronomy & Space

Scientists have used computer models of chemistry in the biosphere and atmosphere to identify two intriguing scenarios in which carbon monoxide readily accumulates in the atmospheres of living planets. The models show that relatively high amounts of carbon monoxide are compatible with life and should not automatically rule out the possibility of life on some planets.

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