Hidden portals in Earth’s magnetic field

Posted July 3rd, 2012 by PCC STEM & filed under Geology.

A favorite theme of science fiction is "the portal" -- an extraordinary opening in space or time that connects travelers to distant realms. A good portal is a shortcut, a guide, a door into the unknown. If only they actually existed. It turns out that they do, sort of, and a researcher has figured out how to find them.

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