News tagged with layer

2014 Antarctic ozone hole holds steady

The Antarctic ozone hole reached its annual peak size on Sept. 11, according to scientists from NASA and the National Oceanic and Atmospheric Administration (NOAA). The size of this year's hole was 24.1 million ...

dateOct 30, 2014 in Earth Sciences
shares0 comments 20

Keeping hydrogen from cracking metals

Metal alloys such as steel and zirconium that are used in pipes for nuclear reactors and oil fields naturally acquire a protective oxide or sulfide layer. But hydrogen penetration can lead to their breakdown ...

dateOct 28, 2014 in Materials Science
shares0 comments 1

Explained: How does a soccer ball swerve?

It happens every four years: The World Cup begins and some of the world's most skilled players carefully line up free kicks, take aim—and shoot way over the goal. The players are all trying to bend the ...

dateJun 16, 2014 in General Physics
shares0 comments 0

Chemical sensor on a chip

Using miniaturized laser technology, a tiny sensor has been built at the Vienna University of Technology which can test the chemical composition of liquids.

dateJun 11, 2014 in General Physics
shares0 comments 0