Mauna Loa’s seismicity rates increased 34%, recovering from rates during the previous month. The volcano remains relatively ...

Kīlauea erupted for the 30th time this year early Wednesday, with all volcanic activity safely confined to the Halemaʻumaʻu ...

For spectacular scenery, take a road trip through the U.S. The best way to see it is by using its scenic byways. From the ...

Mauna Loa is currently quiet and now is a good opportunity to remember the 1950 Southwest Rift Zone eruption — the volcano’s most recent eruption to have caused significant damage — 75 years ...

In an aerial view, lava fissures flow downslope from the north flank of Mauna Loa Volcano on December 7, 2022 in Hilo, Hawaii. (Andrew Richard Hara / Getty Images) ...

In an aerial view, lava fissures flow downslope from the north flank of Mauna Loa Volcano on December 7, 2022 in Hilo, Hawaii. (Andrew Richard Hara / Getty Images) ...

More than 300 earthquakes have erupted at Washington's Mount Rainier this week, the largest earthquake swarm at the volcano since 2009. As of Thursday, July 10, 334 earthquakes had been identified ...

MOUNT RAINIER, Wash. — A swarm of small earthquakes was detected at Mount Rainier Tuesday morning, according to the U.S. Geological Survey Cascades Volcano Observatory (CVO) and the Pacific ...

Scientists have recorded the "largest" earthquake swarm at Mount Rainier in Washington state since 2009, the U.S. Geological Survey reported. The swarm at the second-most seismically active ...