News tagged with levels

Scientific spring in isolated Antarctica

In Antarctica, the crew of the French–Italian Concordia research station are preparing for the winter. They have to survive six months of complete isolation – four in darkness because the Sun never rises ...

Feb 24, 2015
4.8 / 5 (4) 0

Via laser into the past of the oceans

Next to global warming, ocean acidification is currently considered as the second major carbon dioxide problem. With the increase of carbon dioxide (CO2) in the atmosphere larger quantities of the gas are getting into the ...

Feb 23, 2015
3.8 / 5 (8) 2

Scientists bring oxygen back to dead fjord

More and more of the world's waters are seriously lacking oxygen. Could we use pumps to bring oxygen and thus higher life back into these waters? A Danish/Swedish research team says yes. They installed pumps ...

Feb 23, 2015
4.5 / 5 (12) 1

Clearing up Europe's air pollution hotspots

Current air quality legislation in Europe will lead to significant improvements in particulate matter pollution, but without further emission control efforts, many areas of Europe will continue to see air ...

Feb 19, 2015
4.5 / 5 (2) 0

Improving energy efficiency one atom at a time

Paul Simmonds looks at his molecular beam epitaxy (MBE) system the way other guys do a candy apple red Porsche. The sci-fi looking machine used to design and create new materials at the atomic level lights ...

Feb 17, 2015
5 / 5 (3) 0

Anti-counterfeit polymers work like fingerprints

(Phys.org)—When it comes to tagging items to prove their authenticity, the goal is to stay ahead of counterfeit technology. The best tags are unique, complex, easy to read, and difficult to reproduce. ...

Feb 16, 2015 report
4.4 / 5 (15) 0

Iconic graph at center of climate debate

The "Hockey Stick" graph, a simple plot representing temperature over time, led to the center of the larger debate on climate change, and skewed the trajectory of at least one researcher, according to Michael ...

Feb 14, 2015
3.2 / 5 (125) 189