News tagged with atmospheric oxygen

A designer enzyme for alternative energy

(Phys.org) —Imagine pulling energy out of thin air. Yi Lu and his colleagues are on that path, in a quest to find alternatives to fossil fuels. The team has designed an enzyme that can harvest the energy ...

Jun 21, 2013 4.5 / 5 (10) 7 | with audio podcast

Testing artificial photosynthesis

(Phys.org) —With the daily mean concentrations of atmospheric carbon dioxide having reached 400 parts-per-million for the first time in human history, the need for carbon-neutral alternatives to fossil ...

Jun 10, 2013 2.5 / 5 (6) 0 | with audio podcast

Taking X-rays of CO2

As CO2 levels in the Earth's atmosphere top 400 parts per million, options such as storing the greenhouse gas in porous sandstone rock formations found in abundance on the sea floor are of increasing interest. ...

May 14, 2013 3 / 5 (4) 0

Robot gliders roam seas

(Phys.org) —Once the robotic gliders scour the ocean searching for potential harm to sea life, the data is sent to David Caron, professor of biological sciences in USC Dornsife, and other marine biologists. ...

May 03, 2013 3.8 / 5 (4) 0

Ancient Earth crust stored in deep mantle

Scientists have long believed that lava erupted from certain oceanic volcanoes contains materials from the early Earth's crust. But decisive evidence for this phenomenon has proven elusive. New research from ...

Apr 24, 2013 4.7 / 5 (3) 0 | with audio podcast

What glows green in space?

While a quest for green beer in space would be difficult, we're happy to report there are other ways you can celebrate Saint Patrick's Day while looking at the night sky. Just check out the nebulae and aurorae ...

Mar 18, 2013 5 / 5 (1) 0