Some parts of the island chain have a 0.6 millimeter-per-year subsidence rate, but others are in a much more dire state.

Discover how Mauna Loa supervolcano could impact Hawaii and beyond. Learn about past eruptions, new prediction methods, and global consequences.

As Alaska prepares for the eruption of Mount Spurr, the state's two senators are part of newly reintroduced legislation to ...

With a country this big, it’s no surprise you can find many beautiful mountains in the United States. Some of the most ...

Consider a can of soda. When the can is closed (pressurized), the soda contains dissolved carbon dioxide (CO2). When you open ...

The lab is connected to the Mauna Loa Observatory, where scientists gather data to produce the Keeling Curve, a chart on the ...

Scientists at the Hawaiian Volcano Observatory expect the dual lava fountains within Halemaʻumaʻu crater will return soon.

It should come as no surprise that when I head to a tropical island, I am more interested in the mountains than the beach.

A volcano near Alaska’s largest city is showing new signs of unrest, with experts saying the likelihood of an eruption at ...

Mike Iscovitz and Allison Gargaro are talking fires, mudslides, tornadoes, and a volcano eruption in Hawaii. Plus, Remeisha has a look at driving in different conditions.

Crowds flocked to view Hawaii’s Kilauea volcano as it entered “episode 13” of an ongoing eruption at the Halemaumau crater on Tuesday, March 11.According to the United States Geological Survey (USGS) ...

Scientists with the U.S. Geological Survey say the latest eruptive episode that took place at Hawaii's Kilauea volcano on ...