Latest News for: oxygen evolution

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Earth’s oceans weren’t always blue, scientists say

Popular Science 28 Mar 2025
... years ago as some of the first organisms to perform oxygenic photosynthesis ... During this time, oxygen accumulated in Earth’s atmosphere, which in turn had major ramifications for the evolution of life.
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How dramatic daily swings in oxygen shaped early animal life

Phys Dot Org 24 Mar 2025
How stress drives evolution ... Local-scale challenges faced by individual organisms—such as surviving daily swings between oxygen-rich and oxygen-starved conditions—could have been just as important in shaping the course of evolution.
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How dramatic daily swings in oxygen shaped early animal life – new study

The Conversation 21 Mar 2025
How stress drives evolution ... Local-scale challenges faced by individual organisms – such as surviving daily swings between oxygen-rich and oxygen-starved conditions – could have been just as important in shaping the course of evolution.
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Incorporating Gd into Fe-doped nickel oxide markedly enhances oxygen evolution reaction activity

Phys Dot Org 12 Mar 2025
Producing clean hydrogen energy usually involves the ...
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Volcanic activity billions of years ago set the stage for Earth's oxygen-rich atmosphere, research suggests

Phys Dot Org 10 Mar 2025
The air is mostly inert nitrogen and oxygen only accounts for 21% ... Going back further, about 3 billion years ago, there was hardly any oxygen at all ... "Activity of microorganisms in the ocean played a central role in the evolution of atmospheric oxygen.
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