As such, it’s possible that the 2022 Tonga volcano eruption led to a blackout within GPS and even communication signals, something we’ve become accustomed to seeing from solar flares.

Satellite imagery shows the Hunga Tonga-Hunga Ha'apai volcano on 24 December, 2021, before the eruption on 14 January, 2022. A huge underwater volcanic eruption took place off the Pacific island ...

Map: 7.0-Magnitude Earthquake Near Tonga Prompts Brief Tsunami Alert By William B. Davis, Madison Dong, Judson Jones, John Keefe and Bea Malsky Updated March 31, 2025 at 8:48 a.m. E.T. Shake intensity ...