When we think of earthquakes, we imagine sudden, violent shaking. But deep beneath Earth's surface, some faults move in near ...

A reappraisal of decades-old data suggests that strange circular formations on Venus could be volcanic “rings of fire” ...

Vast, quasi-circular features on Venus's surface may reveal that the planet has ongoing tectonics, according to new research ...

Due to tectonic plate movement, part of eastern Africa is slowly splitting apart, which could lead to the creation of a sixth ...

Enormous "mud waves" buried under the Atlantic seabed formed 117 million years ago as the Atlantic Ocean opened up.