(WHTM) — Residents in Pennsylvania felt shaking Friday morning as a 4.8 magnitude earthquake struck New Jersey. Earthquake reported in New Jersey, tremors felt in Pennsylvania One of the most commonly ...

About 55 earthquakes a day – 20,000 a year – are recorded by the National Earthquake Information Center. Most are tiny and barely noticed by people living where they happen. But some are strong enough ...

Earthquakes and seismic activity often happen with sudden movements underground with tectonic plates. Seismographs are used by scientists to measure the time, location and strength of an earthquake.

Earthquake in Japan: Waves of about 1 meter high are expected along the coasts of Miyagi and Fukushima prefectures, the Sea ...

Earthquakes are becoming increasingly frequent. On Sunday morning, four earthquakes struck parts of India, Myanmar, and Tajikistan within just one hour, sending tremors across central and South Asia.

Earthquake strength is registered on the moment magnitude scale, which measures how much energy was released when the rocks along a fault moved during the quake. By Henry Fountain Earthquake strength ...

A few days have passed since the earthquake that registered an upper 6 on the Japanese seismic scale in Aomori ...

The earthquake on Wednesday was mainly experienced in eastern Aomori and Hokkaido prefectures.

One of the most commonly known earthquake-measuring tools is the Richter Scale, but the system is no longer used today. The Richter scale was replaced in the 1970s by other magnitude scales that are ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. (WHTM) – Residents along much of the East ...