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Space.com on MSNNorth America is 'dripping' down into Earth's mantle, scientists discoverSeismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust ...
Trump Weakens U.S. Cyberdefenses at a Moment of Rising Danger The firing of the head of the N.S.A. was only the latest move to erode fortifications against cyberattacks, especially those targeting ...
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