Japan's devastating 2011 earthquake and tsunami were not expected by scientists, ... Until now, researchers had not been able to estimate the magnitude of the 869 earthquake.

When the Great East Japan Earthquake hit Tohoku on March 11 last year, ... 869 Tohoku tsunami parallels stun Research team's efforts set precedent to add history to other quake-study disciplines.

In The Wall Street Journal, Information Age columnist Gordon Crovitz writes that after Japan, we need to learn how to live with new technologies and new uncertainties.

Nature - Tohoku quake's predecessor. Japan's Sendai region, which was devastated by a magnitude-9 earthquake and a tsunami in 2011, experienced similar events in AD 869 — and such disasters ...

The devastating 2011 earthquake and tsunami in the Tōhoku region of Japan's Honshu island claimed 16,000 lives, with thousands more missing or injured. Ten years later, the effects are still ...

As another major quake struck Japan, the country was still reckoning with the nuclear crisis triggered by the 8.9-magnitude earthquake and a tsunami of 13 years ago.