Perhaps initiated by heat building up underneath the vast continent, Pangaea began to rift, or split apart, around 200 million years ago. Oceans filled the areas between these new sub-continents.

At the start of the period, dinosaurs ruled the loosening remnants of the supercontinent Pangaea as ... million years later, oceans filled yawning gaps between isolated continents shaped much ...

The Atlantic Ocean was formed by the dramatic break-up of the supercontinent Pangea, splintering our planet into drifting ...

On top of that, Wegener learned that related species, too small to swim the oceans ... that the continents we know today were once all attached in a single landmass he called Pangaea (Greek ...

At the start of the period, the breakup of the supercontinent Pangaea ... New oceans flooded the spaces in between. Mountains rose on the seafloor, pushing sea levels higher and onto the continents.

For millions of years, Earth’s moving plates have sculpted continents, carved oceans, and built massive mountain ranges. Yet some of these giant structures vanished deep into the mantle, hidden from ...