The explosion of the underwater volcano Hunga Tonga-Hunga-Haʻapai on January 15, released a blast “sound” wave that reverberated through Earth’s atmosphere and was recorded around the world by monitoring stations—and smartphones. The devastating eruption produced the most powerful air blast since the 1883 eruption of Krakatoa in Indonesia.
Click here for original story, Hawaiʻi phones capture data in Tonga volcano blast
Source: Phys.org