For the first time, scientists have tracked volcanic tremors beneath Oldoinyo Lengai, a bizarre volcano in northern Tanzania.

In the videos taken on Monday, Oct. 27, huge clusters of clouds swirl around the hurricane's "eye." At times, the clouds show ...

Hidden inside Vietnam’s Phong Nha-Ke Bang National Park is Son Doong, the largest cave on Earth. It’s so vast that a Boeing ...

A team of geophysicists say that an enormous mass shifted deep beneath the Earth’s surface 18 years ago. As detailed in a paper published in the journal Geophysical Research Letters last month, a team ...

Earth's core cannot be made just of iron — it also appears to contain carbon. And our research suggests it may contain a bit of oxygen and possibly silicon as well. The iron-rich core at the centre of ...

A giant dent in Earth's magnetic field is continuing to expand, according to the latest data from a trio of satellites monitoring our world.

When a Mars-sized meteorite slammed into Earth billions of years ago, the impact completely reset any and all chemical ...

You probably learned in high school chemistry class that core electrons don't participate in chemical bonding. They're thought to be too deep inside an atom and close to the nucleus to meaningfully ...