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Uh, Looks Like North America is ‘Dripping’ Into Earth’s Mantle

created: April 7, 2025, noon | updated: April 11, 2025, 5:42 p.m.

<p>Even the oldest and most stable of lithospheric structures can’t withstand geologic machinations deep within the Earth.</p>

8 months, 2 weeks ago: Latest Content - Popular Mechanics