When you buy through links on our articles, Future and its syndication partners may earn a commission. Earth's crust is the planet's outermost layer. It is made of solid rock and sits on top of ...

Scientists may have figured out the cause of some bizarre seismic waves echoing around the Earth's insides which have puzzled them for decades. These mysterious waves, known as PKP precursors, arrive ...

A new type of seismic threat is gaining attention among geologists—and it could have serious implications for California. Known as “supershear” earthquakes, these rare but devastating quakes travel ...

Earthquakes happen daily, sometimes with devastating consequences, yet predicting them remains out of reach. What scientists can do is map the hidden layers beneath the surface that control how ...

Seismic waves from earthquakes have always offered a window into Earth’s hidden interior. For decades, researchers believed they had a firm grasp on how these waves revealed the rocky mantle’s secrets ...

A new kind of earthquake has been detected in western Canada, one that shakes the ground slower and longer than typical seismic events. These earthquakes, recorded during hydraulic fracturing for oil ...