Volcano Watch is a weekly article and activity update written by US Geological Survey Hawaiian Volcano Observatory scientists ...

On May 2, as sunlight crept over the Martian horizon, the Odyssey spacecraft captured Arsia Mons, a towering, long-extinct volcano, puncturing a glowing band of greenish haze in the planet’s upper ...

The boat obviously requires a ticket. Options include a cruise around the lake or a quick trip to Wizard Island in the middle ...

This frame capture of a video from a webcam shows a small eruption emanating from Black Diamond Pool in Biscuit Basin, a ...

Guatemala's Fuego volcano shot ash miles into the air on Friday as authorities said they had evacuated more than 700 people ...

Episode 24 started at 8:55 p.m. on Wednesday, June 4, with low dome fountaining and lava flows onto the crater floor. Small ...

From a polite deer using the crosswalk to an elephant helping itself to some snacks at a convenience store, here are some of the videos you may have missed this week.

Wet weather continues this morning with passing showers, especially windward. Trade winds will ease slightly by Friday, with ...

The Edinburgh of the Seven Seas settlement is considered the most remote settlement ... The economy relies on the export of crawfish, known as Tristan rock lobster, but tourism also makes up a small ...

An explosion on Mount Spurr could generate massive cloud of ash, which could mess with airplanes and cause issues for humans. For the last year, Alaska's Mount Spurr has been showing signs of a ...

The same geyser that erupted last summer in a hydrothermal explosion in Yellowstone National Park was recorded erupting again, video shows.

Continuous infrasound (low-frequency acoustic energy) monitoring is now established in Yellowstone. And the method is ...