Discover interesting facts about how big earthquakes can get, why earthquakes happen, and why they're so hard to predict.

Live updates: 4.8 magnitude earthquake rattles NYC, New Jersey There are four types of earthquakes, according to the United Nations: The Earth has four layers: the inner core, outer core ...

Several thousand earthquakes have been recorded near the Greek island since late January. So why is this happening?

students learn about different types of seismic waves on the basis of where and how the waves move. In addition, students discuss how scientists use earthquake waves to investigate the interior ...

Earthquake Magnitude Scale Magnitude Earthquake Effects Estimated Number Each Year 2.5 or less Usually not felt, but can be recorded by seismograph. Millions 2.5 to 5.4 Often felt, but only causes ...

Scientists “understand these kinds of earthquakes well”, the site said. However, earthquakes can also occur within tectonic plates, as pressure along their edges cause deformations in the middle.

More Greek islands closed schools Tuesday as hundreds of earthquakes ratted the Aegean Sea, while a handful of hardy tourists enjoyed having Santorini’s stunning views to themselves.

"These kinds of earthquakes are relatively unusual," Coulson said. "They don't happen so frequently as we would expect in places like California, where we're on a boundary between two tectonic ...

The state has the second highest risk in the U.S. of experiencing a large and damaging earthquake because of its geologic setting. The Pacific Northwest typically experiences three types of ...

said that New Hampshire 911 did not receive any calls about injury or damage as of 10:45 a.m. They encouraged residents to be prepared for all types of hazards, including earthquakes.