A ring of radiation previously unknown to science fleetingly surrounded Earth last year before being virtually annihilated by a powerful interplanetary shock wave, scientists say. NASA's twin Van ...

NASA’s Van Allen Probes mission has discovered a previously unknown third radiation belt around Earth, revealing the existence of unexpected structures and processes within these hazardous regions of ...

In 1958, James Van Allen discovered far fewer cosmic rays than expected using a cosmic-ray detector and suggested that a belt of strong radiation may have damaged the device. The belts were therefore ...

Earth is surrounded by a radio field caused by very low-frequency waves. This field pushes away the Van Allen Belts, a radiation swim-floaty that surrounds Earth's middle. Van Allen radiation hinders ...

Our planet is nestled in the center of two immense, concentric doughnuts of powerful radiation: the Van Allen radiation belts, which harbor swarms of charged particles that are trapped by Earth’s ...

One year after their launch from Cape Canaveral Air Force Station at 4:05 a.m. E DT on Thursday, Aug. 30, 2012, NASA’s twin Van Allen Probes have already fundamentally changed how we understand the ...

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The mysterious third Van Allen belt, which has puzzled astronomers for years, is created by so-called 'space tsunamis', according to research. For more than 50 years, experts believed there were two ...