Studying tree rings helped scientists pinpoint when Mount Rainier last sent a lahar down its steep slopes, which could help ...

Rivers of lava flowed down several vents of the Halemaʻumaʻu crater on Hawaii's Kilauea volcano overnight Monday — the latest ...

A supermassive black hole is reawakening inside a distant galaxy cluster—and after almost 100 million years of slumber, ...

Hawaii's Kilauea volcano erupted again on Monday, sending lava more than 800 feet into the air during a roughly 10-hour ...

A series of lava fountains building -a cone perched on the crater rim … sounds like the ongoing eruption in Halema‘uma‘u at ...

Kīlauea summit region shook for 5 hours Nov. 14 that year as magma made a path to the surface. The eruption began at 8:08 p.m ...

Lava shooting as high as 800 feet turned Kilauea’s summit into a roaring furnace earlier this week, a reminder that one of ...

Red glowing lava was visible inside the Kilauea Volcano on the Big Island of Hawaii late Sunday night and early Monday ...

USGS surveillance footage shows Hawaii's Kilauea volcano spewing lava on Sunday:: Kilauea volcano, Hawaii:::: This is the ...