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 ...

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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 ...

I’ve seen pictures of Pangaea, the giant land mass that eventually separated into the continents we know today. But why were the continents smushed together like that in the first place? What made the ...

For a long stretch of Earth’s history, the continents were not separated by wide oceans. They were joined into a single landmass known as Pangaea. It formed slowly, through collisions that took place ...

The next two paragraphs are a test to see how much I remember from elementary school science class: The continents of Africa and South America were once part of a massive supercontinent known as ...