Have there been other extinctions as the continents drifted into new configurations?
Eating habits change about as quickly as continents drift, which is to say imperceptibly, if at all.
Figuring out how the continents drifted apart will take a magical mystery tour to the ocean floor.
These continents drifted away from each other because of further expansion at the rip-zones, where oceans currently lie.
The superplumes, according to current thinking, are not the only force that makes the sea floor spread and the continents drift apart.
"So maybe the continents didn't drift, after all," Don said.
A further breakup occurred in the Cretaceous period, as today's continents took shape and drifted their separate ways after 100 million years ago.
During that time, continents drifted and new rifts formed.
As the continent drifted to the west, the hotspot gradually moved offshore.
He is most notable for his theory of continental drift, proposed in 1912, which hypothesized that the continents were slowly drifting around the Earth.