ScienceDaily: Cosmic Rays News |
| Invisible shield found thousands of miles above Earth blocks 'killer electrons' Posted: 26 Nov 2014 10:38 AM PST An invisible shield has been discovered some 7,200 miles above Earth that blocks so-called 'killer electrons,' which whip around the planet at near-light speed and have been known to threaten astronauts, fry satellites and degrade space systems during intense solar storms. |
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