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What was it like when oxygen killed almost all life on Earth?

Known as the Great Oxygenation Event, Earth froze over as oxygen accumulated in our atmosphere, nearly driving all life extinct.

Czech republicUnited statesKristian petersFabelfroh wikimedia commonsKevinm gill flickrNikki watsonAshley cooperLuke thompsonYeast colony groupChisholm labCharles universityGreat oxidation eventGreat oxygenationSnowball earthMogana das murteyPatchamuthu ramasamy

Amino acids on Venus? New study says it s possible

Amino acids on Venus? New study says it s possible
earthsky.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from earthsky.org Daily Mail and Mail on Sunday newspapers.

United kingdomUnited statesMassachusetts institute of technologyPymol wikimedia commonsLeonard davidKevinm gill flickrJanusz petkowskiDiscovery programRocket labMassachusetts instituteWikimedia commonsDeep atmosphere venus investigationVenus emissivityRadio scienceAmino acids on venusSulfuric acid