50 million tons of water vapor from Tonga’s eruption could warm Earth for years

More than eight months after the underwater volcano near Tonga erupted on Jan. 14, scientists are still analyzing the impacts of the violent blast, and they’re discovering that it could warm the planet. Recently, researchers calculated that the eruption of Hunga Tonga-Hunga Ha’apa spewed a staggering 50 million tons (45 million metric tons) of water […]

Mysterious mineral on Mars was spat out by an explosive eruption 3 billion years ago

Silver-colored dust drilled from a rock by NASA’s Curiosity rover on July 30, 2015. Analysis of the dust revealed it contained the mineral tridymite, which was very unexpected. (Image credit: NASA/JPL-Caltech/MSSS) (opens in new tab) A mysterious Martian mineral that has perplexed scientists since its discovery seven years ago may have been spat out during […]

Tonga’s eruption injected so much water into Earth’s atmosphere that it could weaken the ozone layer

The GOES-17 satellite captured images of an umbrella cloud generated by the underwater eruption of the Hunga Tonga-Hunga Ha’apai volcano on Jan. 15, 2022.  (Image credit: NASA Earth Observatory image by Joshua Stevens using GOES imagery courtesy of NOAA and NESDIS) (opens in new tab) When an underwater volcano in Tonga erupted in January, it […]