Two small islands in the southwestern part of Japan have moved apart by nearly 10 centimetres over the course of three days ...

Emergency sirens were heard across Tokyo, Japan, after torrential downpours struck the country, warning residents of flooding ...

Stone also noted the appearance of oarfish—long associated with seismic folklore in Japan—washing ashore before recent quakes ...

This was a mysterious motion during a seismic event that happened on the ocean floor, and scientists noticed an exertion of tectonic pressure.

Officials are tracking the largest swarm of earthquakes in more than 15 years at Mount Rainier in Washington. But they say there is no indication the cluster of quakes is cause for concern. The ...