Continents’ constant shifting is one of the first things you learn when you study the geologic history of Earth. South America fits into Africa like a puzzle piece, after all. Back 200 million years ...

Recently, my team reported unprecedented evidence of a continental connection between the ancient landmasses Laurentia (North America) and Iberia (the northern margin of Gondwana) in the Late ...

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The Continental Drift Theory explains how Earth's continents slowly moved over time. This idea was first shared by Alfred Wegener in 1912. He believed that all continents were once joined together in ...

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 existence of the supercontinent Pangea, which formed about 300 million years ago and broke up about 200 million years ago, is a cornerstone of plate tectonics, and processes resulting in its ...