On November 13th 1985, just after 9pm, the Nevado del Ruiz volcano in the northern Andes, also known as Cumanday, Tabuchía, ...

This massive stratovolcano towers 14,411 feet above sea level. Entry costs just $30 per vehicle for seven days, making it one ...

Currently, scientists struggle to forecast volcano eruption events, as no universally reliable, real-time eruption ...

Are you looking to visit Hawaii Volcanoes National Park with kids? Keep scrolling for my honest tips and tricks for exploring ...

Mapping out geology across the U.S. is surprisingly difficult, but the USGS has managed just that, and its map is more detailed than you'd ever expect.

Going for a hike this fall? The U.S. Geological Survey has free maps that might come in handy. The public topoBuilder app is now offering custom maps made free with their 25K Recreational Topo layer.

A 4.9 magnitude earthquake struck in Argentina Tuesday northeast of Aconcagua, data from the United States Geological Survey (USGS) shows. The quake rattled parts of the Andes in both Argentina and ...

Deep beneath the Earth’s surface, in a layer called the mantle, heat builds up and pulses, causing rock to slowly rise toward the crust. This movement is known as a mantle upwelling, and it plays a ...

A live camera at Hawaiʻi’s Kīlauea volcano captured a rare sight this week — a swirling “volnado” forming next to a fountain of lava, the latest dramatic reminder of the mountain’s restless nature.