Friday, March 01, 2013

NASA: "We've discovered a previously unknown surprise circling Earth"

NASA: "We've discovered a previously unknown surprise circling Earth" "NASA's recently deployed Van Allen probes — a pair of robotic spacecraft launched just last August to investigate Earth's eponymous pair of radiation belts — are already turning out some very unexpected findings. Chief among them: an ephemeral third ring of radiation, previously unknown to science, surrounding our planet."

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