A massive, cliff-top boulder in Tonga reveals a 7,000-year-old mega tsunami, offering new insights for coastal hazard ...

Greek Emergency Management warned of a possible tsunami risk after the quake. A 6.1 magnitude earthquake was reported near Greece early Wednesday local time, according to the United States ...

On Tonga's Tongatapu island, Maka Lahi, a massive coral boulder, stands as evidence of a 15th-century megatsunami. This 1,200 ...