When volcanoes are preparing to erupt, scientists rely on typical signs to warn people living nearby: deformation of the ...

As another school year ends, the USGS Hawaiian Volcano Observatory welcomes two new summer interns: Kamalani Poepoe and Ruth ...

Some volcanoes erupt with little to no warning, posing serious risks to nearby communities and air traffic. A study of Alaska's Veniaminof volcano reveals how specific internal conditions like slow ...

“Earthquake activity beneath Mount Spurr remains elevated,” the Alaska Volcano Observatory warned in a May 28 report. “Following a steady decline from late March through April, shallow ...

As another school year ends, the U.S. Geological Survey Hawaiian Volcano Observatory welcomes two new summer interns: Kamalani Poepoe and Ruth Gale. With an ongoing eruption at the summit of Kīlauea, ...

USGS Hawaiian Volcano Observatory geologists visited the western rim of Halemaʻumaʻu crater for a closer look at the active ...

“In fact, it's the case that a lot of these volcanoes have earthquakes in their background, and they have swarms in their background activity,” said Weston Thelen, a USGS research seismologist ...

A 5.6 magnitude earthquake that struck off Peru’s central coast Sunday, rattling Lima and the port city of Callao, has left ...

Indonesia's Lewotobi active Laki Lai volcano spewed searing miles-high ash column into the skies over Flores island, 440 ...

There were no immediate reports of injury after Mount Lewotobi Laki-laki ejected a plume of smoke and ashes on Tuesday night. An eruption there killed 10 people last year.

The Mount Veniaminof study may help prepare for eruptions for other volcanoes near major population centers around the world.