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Cosmic 'egg-beaters' may have left magnetic legacy

点击量:   时间:2017-09-02 07:01:02

By Zeeya Merali DID colossal spinning loops of energy whip up the magnetic fields that thread through galaxies and may even stretch across intergalactic space? That’s the idea being put forward to explain the universe’s mysterious magnetic fields. “Wherever we look, we find a magnetic field,” says Mark Wyman, a cosmologist at the Perimeter Institute for Theoretical Physics in Waterloo, Ontario,