Strong new evidence suggests that primordial material from the planet’s center is somehow making its way out. Continent-size ...

This discovery challenges the idea that Earth's core is completely isolated from the rest of the planet. Earth is composed of three main layers: the crust, the mantle, and the core.

For more than 100 years, scientists have puzzled over whether the Earth’s magnetic field had already been generated stably ...

Beneath Earth s surface, nearly 3,000 kilometers down, lies a mysterious layer where seismic waves speed up inexplicably. For decades, scientists puzzled over this D' layer. Now ...

But there has been one big mystery: Earth’s inner core, a solid ball of iron, only began to form about a billion years ago.

Earth is fortunate in having a magnetic field: it protects the planet and its life from harmful cosmic radiation. Other ...

Earth is spinning slightly faster again and on August 5, scientists say the day will be a tiny bit shorter than usual. What’s ...

Research shows Earth’s magnetic field may have formed with a fully molten core - protecting the planet long before the inner ...

This core movement is why and how Earth has a magnetic field: spinning iron soup generates electrical currents that add up to an electromagnetic effect. But in recent years, the core has slowed.