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Volcanic Rock Discovery Calls Theories About Life's Origins Into Question
Yasmin Tayag
Inverse
... But on Thursday, the scientists behind a study soon to be published in Nature report that oxygen in the atmosphere didn’t rise to significant levels until after complex life arose — suggesting that oxygen wasn’t all that important after all.
... said study co-author Daniel Stolper, Ph.D., an assistant professor of Earth and planetary science at the University of California, Berkeley, in a statement.
https://www.yahoo.com/news/volcanic-rock-discovery-calls-theories-195900920.html
Though all present-day life on Earth requires oxygen to survive, the sea and sky were not oxygen-rich when life first emerged.
One of the world's oldest fossil animals is Dickinsonia, which lived in the oceans 550 million years ago.
Volcanic Rock Discovery Calls Theories About Life's Origins Into Question
Yasmin Tayag
Inverse
... But on Thursday, the scientists behind a study soon to be published in Nature report that oxygen in the atmosphere didn’t rise to significant levels until after complex life arose — suggesting that oxygen wasn’t all that important after all.
... said study co-author Daniel Stolper, Ph.D., an assistant professor of Earth and planetary science at the University of California, Berkeley, in a statement.
https://www.yahoo.com/news/volcanic-rock-discovery-calls-theories-195900920.html
Though all present-day life on Earth requires oxygen to survive, the sea and sky were not oxygen-rich when life first emerged.
One of the world's oldest fossil animals is Dickinsonia, which lived in the oceans 550 million years ago.
