The city of Tucson, Arizona, sits on America’s southern border, surrounded by the cactus-strewn landscapes of the Sonoran ...

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

On 'Creature Cases,' the focus isn't just on entertaining kids with cute animals. This Netflix show invites kids to explore ...

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