The Jan. 15 eruption at Hunga Tonga - Hunga Ha'apai sent shock waves around the world, literally. Tsunami waves created by the eruption arrived first at the islands of Tonga. At least three people ...

Image: A CU-Boulder-led team has discovered some rare, primitive microorganisms on high volcanoes in South America that may be fueled by drifting gases in the region rather than photosynthesis. (Image ...

Sensors used to monitor extreme environments need to provide reliable measurements despite high temperatures and harsh conditions. Now, researchers have developed a piezoelectric sensor that works at ...

The tremendous eruption of the Hunga Tonga-Hunga Ha'apai volcano was the blast heard and seen around the world. Shock waves rippled at least twice around the globe, moving at the speed of sound as ...

The 2022 Hunga Tonga-Hunga Ha'apai volcano eruption may have contributed to this year's heat, but it's not causing climate change. When you purchase through links on our site, we may earn an affiliate ...

For the first time in nearly four decades, the world’s largest active volcano—Hawaii’s Mokuʻāweoweo, or Mauna Loa—has begun to erupt. The US Geological Survey (USGS) issued a red alert late Sunday ...

Volcanic eruptions displace air, land, and water in their wake, and according to a new study, they also tickle the atmosphere. A group of Japanese researchers has found this high-altitude signature ...