The movement and path of lava is a result of lava temperature, its viscosity and the surface over which it flows.

Washington is renowned for its dramatic hiking experiences: alpine lakes framed by sky-high peaks, mossy forests, and ...

After more than four centuries of lying dormant, the Krasheninnikova volcano erupted in August, sending clouds of ash to the ...

The explosiveness of a volcanic eruption depends on how many gas bubbles form in the magma—and when. Until now, it was ...

Second on the podium is the Borrowdale Volcanic Group in the Lake District of England. Taking the bronze is the Skye Lava ...

New images from ESA's Mars Express reveal Olympus Mons' colossal scale and intriguing features. Frozen lava tongues cascade ...

On December 4, 2024, an exuberant Hershey Company announced that "Reese's is back, baby!" The confectionary giant was ...

JAKARTA, Indonesia (AP) — Indonesia’s Mount Semeru, the highest peak on Java island, erupted Wednesday, blanketing several ...

The images, captured by the Mars Express orbiter, reveal the volcano's southeast flank with hundreds of overlapping lava ...

Deep in Central Oregon lies a short yet unnervingly narrow lava‑tube hike full of basalt corridors and tight passages where ...

Indonesian authorities say they are helping more than 170 climbers caught by Mount Semeru’s sudden eruption to return to ...

The distance of Semeru volcano's pyroclastic flow, originally at 4.5 km, has now extended to 8 km. Its maximum amplitude has ...