We've listed our five most read stories on The Mainichi news site, from top to bottom, that were published between Jan. 18 ...

Dating key tectonic events in Japan's geological history has long been often challenging due to poor microfossil preservation ...

The Earth's surface is constantly reshaped by the movement of tectonic plates, which make up the continental crust on which we are living. These ...

A popular sunfish in Japan lost its appetite and banged on the side of its tank after the aquarium it lived in closed for ...

The Japan Ground Self-Defense Force's Middle Army conducts an anti-disaster drill in Toyo in the western Japan prefecture of ...

A nearly 7.0 earthquake rocked southern Japan on Monday with no reports of damage to the two nuclear power plants in the area ...

TOKYO and LONDON -- A tsunami advisory has now been lifted after an earlier warning in the wake of a strong earthquake Monday ...

According to the Japan Meteorological Agency, a powerful earthquake has struck southwestern Japan. Japanese officials issued ...

The earthquake, which occurred shortly after 9:19 p.m. local time (7:19 a.m. ET), triggered an initial tsunami advisory for ...

A magnitude 6.9 earthquake rattled Japan, followed by tsunami advisories. Residents in the coastal city of Kochi were told to ...

The quake struck shortly after 9:19 p.m. local time (7:19 a.m. ET), the agency said, triggering an advisory for Miyazaki prefecture, in the island of Kyushu, as well as Japan’s southern Kochi ...