Star Trek like Protective invisible barrier found surrounding Earth

December 1, 2014 10:12 PM

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The idea of putting a Star Trek-like force field around the entire Earth seems like the fodder for a fairly silly science fiction epic out of the 1930s, but according to space scientists, such a barrier already exists. Discovered by a pair of NASA space probes, the natural shield protects the Earth and near-Earth satellites from so-called “killer electrons” with a precision that cuts it off like a wall of glass.

The barrier was found within the Van Allen Belts, which are two distinct zones of radiation that are shaped like a pair of distended donuts that grow, shrink, shift, and even split or merge under the impact of radiation from the Sun. Formed by charged particles captured by the Earth’s magnetic field...

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