A bullet-speed experiment reveals that the Earth's inner core may be softer and more dynamic than previously thought.

Scientists at the Australian National University have made a highly unusual discovery thousands of miles beneath the Earth’s surface: a doughnut-shaped structure within our planet’s liquid core. The ...

The waves creep across the outer core every seven years. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Scientists have detected a completely ...