News tagged with atmospheric oxygen

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, ...

May 27, 2014 4.3 / 5 (4) 0

Plasma tool for destroying cancer cells

Plasma medicine is a new and rapidly developing area of medical technology. Specifically, understanding the interaction of so-called atmospheric pressure plasma jets with biological tissues could help to ...

Mar 25, 2014 4.7 / 5 (18) 0

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 ...

Dec 11, 2013 4.8 / 5 (4) 0