The Grand Canyon is a gigantic geological library, with rocky layers that tell much of the story of Earth’s history.

There is more to the Earth than what we can see on the surface. In fact, if you were able to hold the Earth in your hand and slice it in half, you'd see that it has multiple layers. But of course, the ...

The deep part of Earth's middle layer is on the move. New research finds that the lower mantle, located between 410 miles and 621 miles (660 and 1,000 kilometers) beneath the Earth's crust, is more ...

The layer of molten rock corresponds with the upper mantle, also known as the asthenosphere. Illustration: cigdem (Shutterstock) Earthquakes and volcanic eruptions are a result of the movement of ...

Forbes contributors publish independent expert analyses and insights. David Bressan is a geologist who covers curiosities about Earth. Fin whale songs contain signals that are reflected and refracted ...

Advanced seismic imaging techniques could improve earthquake early warning models and aid the development of next-generation ...

Beneath the picturesque peaks of California’s Sierra Nevada lies a phenomenon that could change our understanding of the planet’s geology. Recent research has uncovered evidence suggesting that ...