As Kilauea erupts a 330-foot-tall fountain of lava, officials warn of hazards from volcanic gas that may affect nearby ...

Hawaii's Kilauea volcano began spewing volcanic activity this week for its 9th time with no injuries or damage reported.

Kilauea, one of the most active volcanoes in the world, spewed lava for over 22 hours this week. It's been erupting ...

A winter storm will bring severe weather across Hawaii beginning on Thursday, with impacts expected until Saturday morning.

Mauna Loa, the world's largest active volcano, is the mighty giant of Hawaii that's still bubbling away, waiting to be explored.

A Winter Storm Warning for the Mauna Kea and Mauna Loa summits on the Big Island remains in effect through Saturday morning. As much as 18-24 inches of snow will combine with winds gusting up to 85 ...

Although it usually happens once or twice a year, this will be a very big snow for the tops of the volcanoes in Hawaii. One to two feet of snow will be possible.

The change measured by the Mauna Loa Observatory was likely driven by wildfires and continued burning of fossil fuels, scientists say Sara Hashemi Daily Correspondent The Mauna Loa Observatory in ...

Mauna Kea and Mauna Loa in Hawaii, the twin volcanoes, are taller than Mount Everest due to 6.6 miles of their heights being submerged underwater. The twin volcanoes measure a staggering 6.33 miles in ...

The USGS Hawaiian Volcano Observatory spearheads Volcano Awareness Month each January on the Island of Hawaii. This year, in ...

The Pliocene epoch, which lasted from 5.3 million to 2.6 million years ago, was a consequential time in Earth's history. The ...

A key site that monitors global carbon-dioxide emissions went offline for maintenance and will return later Wednesday, according to the National Oceanic and Atmospheric Administration.