Around 1,800 miles beneath your feet lies a giant, blazing-hot ball of metal. It's the innermost part of our planet, Earth's core. It has a profound impact on your life, though none of us can even ...

Scientists have discovered that Earth’s inner core may not be fully solid. A rare “superionic” state of matter could explain ...

The core is losing heat faster under Indonesia than it is under Brazil, and that's messing with the seismic waves passing through it. When you purchase through links on our site, we may earn an ...

The iron-rich core at the center of our planet has been a crucial part of Earth's evolution. The core not only powers the magnetic field which shields our atmosphere and oceans from solar radiation, ...

A billion years may not sound young, but researchers estimating the age of the Earth’s core say it could be between 1 and 1.3 billion years old – which is at the lower end of previous estimates.

Earth cross section showing the classic distinction between crust, mantle and core. But new research shows Earth's structure is far more complicated and may change over time. Analyzing an unusual ...

Aim for a 45–90 second plank after 50. Learn how to test safely, spot form red flags, and build real core endurance.

See and feel a difference in your core strength in just one month with this walking and bodyweight strength plan. Welcome to Start TODAY. Sign up for our Start TODAY newsletter to join the 31-day ...

Many think of the practice as stretching, but deep core exercises in yoga are one of the "most powerful ways to build ...