Aug 07

The $2 trillion economic risk you haven’t heard about

Beyond Earth's atmosphere lurks a threat that could knock out our electrical grid and cause catastrophic structural, not to mention economic, damage. The risk within the next decade is about as great as that of another earthquake shaking California. So…

Science Apr 06

NASA sets solar flare images to music

NASA's Solar Dynamics Observatory has released dramatic video of a "mid-level" solar flare from April 2. [youtube:http://youtu.be/_8yPQEE2Dnk] Flares are short, powerful bursts of radiation emitted from the sun's surface. NASA says the radiation cannot penetrate the Earth's atmosphere, but on rare…

Science Apr 04

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Staring at the Sun

As the sun enters its stormy season, and as GPS systems and electricity networks become increasingly vulnerable to solar eruptions, NASA scientists are working to better understand the mysteries of space weather.

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