When aftershock data is available, the corresponding maps and charts include earthquakes within 100 miles and seven days of the initial quake. All times above are Japan time. Shake data is as of ...

Land topography is usually formed gradually over long periods of time, but sometimes a single event can dramatically change ...

Two of Japan's nuclear power plants were rattled on Monday when a magnitude 6.6 earthquake struck southwest Japan, prompting a tsunami advisory for parts of the region. This map shows the ...

According to Japan's Earthquake Research Committee, there’s an 80 percent chance that a megaquake could occur in the Nankai Trough within the next 30 years. That's slightly up from the 70 to 80 ...

Don’t worry: It’s general enough to apply to the rest of Japan. But for busy people, here’s a summary of things you should know about what to do before, during and after an earthquake in Japan.

The Japan Meteorological Agency has a unique seismic scale called shindo that measures the degree of shaking in the event of an earthquake. This set of numbers — ranging from 0 to 7 — is ...

A strong earthquake with a preliminary magnitude of 6.9 hit southwestern Japan on Monday, triggering public warnings to stay away from coastal areas because of a tsunami advisory, which was later ...

Experts have cautioned that while small tremors help release some energy, they don’t eliminate the risk of a major quake.

Jan. 13 (UPI) --A 6.8-magnitude earthquake struck off the coast of the Miyazaki Prefecture Monday evening in Japan, initially setting off a tsunami warning before it was called off, officials said.

Japan's nuclear plants faced global scrutiny after the devastating 2011 tsunami triggered by a 9.0 magnitude earthquake.