Continued use of fossil fuels has warmed oceans, melted ice caps and led to some of the hottest years in recorded history. Dangerous and costly severe storms and wildfires have become more frequent as ...

As you read this, the North American continent’s underside is dribbling away into Earth’s molten mantle. And according to ...

Something strange is happening beneath the heart of North America. The continent’s ancient core, the craton, is changing ...

Around 10,000 years ago, as the last Ice Age drew to a close, the drifting of the continent of North America, and spreading ...