Star Trek-like invisible shield found thousands of miles above Earth
Wednesday, November 26, 2014 - 13:00
in Astronomy & Space
A team led by the University of Colorado Boulder has discovered an invisible shield 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.