News

In about 500 BCE, Heraclitus of Ephesus declared "life is flux." Today, we know the saying better as, "the only constant is change." This is true of...

The limited collapse of the inner part of Kīlauea Volcano's caldera this summer fell well short of the larger summit-wide collapses that occurred in...

USGS explores opportunities to advance its capabilities in risk assessment, mitigation, and communication in new strategic plan.

Learn About USGS Hazards Science and More About National Preparedness Month: The very nature of natural hazards means that they have the potential to...

More often than not, unforeseen outcomes are bad news. Requiring a complex password is intended to make your password more secure. And it is – unless...

Kīlauea Volcano's 2018 lower East Rift Zone eruption and summit collapse provided a rare opportunity to study dynamic eruptive processes beneath and...

Kīlauea summit

Kīlauea Middle East Rift Zone

In a previous Yellowstone Caldera Chronicles article, we discussed using satellite thermal infrared remote sensing to study the thousands of thermal...

In 1902, Thomas A. Jaggar, a geologist and founder of the Hawaiian Volcano Observatory (HVO), visited the scene of one of the most deadly volcanic...