When Tonga's Hunga Tonga-Hunga Ha'apai volcano violently erupted earlier this year, it spewed an unprecedented amount of water vapor into the atmosphere — and it will likely have noticeable effects on ...

A massive undersea volcano that erupted in Tonga last year reportedly disrupted satellite signals halfway around the world. Since then, an international team of researchers has used satellite- and ...

Earth-watching satellites are mapping damage in Tonga from a massive undersea volcano eruption. When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works.

Tonga is a Polynesian nation consisting of 171 islands and has a population of just over 100,000 people, with majority residing on the main island, Tongatapu. A powerful 7.1 magnitude earthquake ...

Santa Cruz, California, Fire Department Chief Rob Young explained why even smaller waves can quickly become a threat. Young told CNN’s Jessica Dean in an interview that the first initial 1- to 2-foot ...

A magnitude 7.0 earthquake struck off the coast of Tonga early Monday morning, prompting a tsunami warning that has since been lifted. The U.S. Geological Survey said that the earthquake hit about 62 ...