News tagged with oxygen levels

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New insight into photosynthesis

The way that algae and plants respond to light has been reinterpreted based on results from experiments studying real-time structural changes in green algae. Under particular lighting conditions during photosynthesis, ...

dateMay 27, 2014 in Cell & Microbiology
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Cell behaviour in low oxygen conditions mapped

(Phys.org) —Research at the University of Liverpool has explained how cells behave when placed in a low oxygen environment, a development that could have implications for cancer patients and other serious ...

dateFeb 19, 2014 in Biochemistry
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The rise and fall of oxygen

How long has Earth's atmosphere included oxygen? A recent paper suggests low levels of oxygen appeared in the atmosphere approximately 2.95 billion years ago. That's about 550 million years earlier than p ...

dateDec 11, 2013 in Earth Sciences
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Could dying planets harbor life?

If life does exist anywhere else in the universe, it may only be fleeting. Now scientists are researching how signs of life might look on dying planets.

dateNov 25, 2013 in Astronomy
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