The Latest Breaking News from USGS

Mauna Loa, the biggest active volcano in the world, has erupted for the first time in 40 years with multiple lava flows edging towards the nearest main road in Hawaii

A look at some of the best pictures of the eruption at Mauna Loa on Hawaii’s Big Island

Hawaii’s Mauna Loa, the world’s largest active volcano, has started to erupt, prompting volcanic ash and debris to fall nearby, authorities said Monday. The eruption began late Sunday night in the summit caldera of the volcano on the Big Island, the US Geological Survey said. Early Monday, it said lava…

Hawaii's Mauna Loa, the world's largest active volcano, began erupting on Sunday for the first time since 1984, ending its longest quiet period in recorded history.

An earthquake of 6.2 magnitude struck off the coast of Baja California in Mexico on Tuesday, the U.S. Geological Survey (USGS) said.

A coat of paint is producing better results than the high-tech ideas that came before it.

The Ahyi Seamount volcano is likely erupting in the US Commonwealth of the Northern Mariana Islands, with evidence suggesting the eruption started in mid-October

Experts are investigating whether the activity detected has been caused by shallow earthquakes or material exploding from the crater

The government of Tonga asked citizens to move inland early on Saturday after an earthquake of magnitude 7.3 struck the sea around 211 km (131 miles) from the capital, though a tsunami warning issued for Tonga and American Samoa was lifted.