🔬 Science 13h ago · Paul Scott Anderson

Could there be life in helium atmospheres on exoplanets?

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Could there be life in helium atmospheres on exoplanets?
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View larger. | Artist’s concept of an exoplanet with a helium-dominated atmosphere. A new study suggests that there could be life in helium atmospheres on rocky exoplanets. Image via NASA/ JPL-Caltech.

Could life exist on exoplanets with helium atmospheres? A new study suggests it’s possible.
Experiments showed that helium-dominated atmospheres would be non-toxic to many types of earthly lifeforms.
Helium atmospheres could also preserve other gases associated with life, making them

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