Seismic mapping of North America has revealed that an ancient slab of crust buried beneath the Midwest is causing the crust ...

A giant inland sea cut right across North America ... leaving us with only half the picture of North America’s ancient life. Still, Canada’s prairies are full of clues about the continent ...

Dinosaur extinction theories suggest populations were dwindling when an asteroid wiped them out. New research is challenging ...

A hotspot that now lies in the middle of the Atlantic Ocean was once under the Great Lakes, and may explain why they formed where they did.

The cores contained sediments from ancient coastal wetlands that formed and drowned as the present-day North Sea flooded in ... associated with the North American and Antarctic ice sheets.