A seismometer is an instrument that records the shaking of the Earth's surface caused by seismic waves. The term seismograph usually refers to the combined seismometer and recording device. The first ...

A recent study has mathematically clarified how the presence of crystals and gas bubbles in magma affects the propagation of ...

Blasts from quarry or mining activity can also produce seismic waves that look like earthquakes. Natural phenomena such as storms can also cause ground vibrations. These ground vibrations from such ...

The U.S. Geological Survey has confirmed a 4.1 magnitude earthquake in eastern Tennessee on Saturday morning. The U.S.

Dr Chanthujan Chandrakumar tested New Zealand's first real-time Early Earthquake Warning System for his PhD research.