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Pangea may have vanished 200 million years ago, but it left a trail of clues in rocks, fossils, and even magnetic fields that still stitch the continents together. From identical mountain belts to ...

During our month of “What Ifs,” we’ve gone from doubling Earth to halving the Sun to everyone trying to jump at the same time, and we’re wrapping things up back at ground level: What if the ...

What does our collective future look like? Well, that depends on how far ahead you want to look. The first-ever supercomputer-generated continental-shift models are out, and the projections they share ...