James is a published author with multiple pop-history and science books to his name. He specializes in history, space, ...

Throughout most of Earth's geological history, its paleoclimate has remained hospitable to life—largely thanks to continental ...

Earth's Ediacaran Period, roughly 630 to 540 million years ago, has always been something of a magnetic minefield for ...

The weak spot, known as the South Atlantic Anomaly, was identified in the 19th century and expanded in recent years.