Watch live view of Kilauea, Hawaii’s most active volcano. The volcano on the Big Island of Hawaii has been erupting on-and-off since December.

Fast forward to 2025, and there have been only three eruptions of Mauna Loa in the past 75 years since 1950: 1975, 1984, and ...

HPR contributor Betsy Brown spoke with a USGS geologist during the last eruptive episode to find out what’s causing this ...

COURTESY USGS COURTESY USGS A screenshot of the live view of the eruption in Halemaumau, from the northwest rim of the caldera, as seen this morning. 2 /3 COURTESY USGS A screenshot of the live view ...

Update at 3:37 p.m. July 9, 2025: Episode 28 of the ongoing episodic summit eruption of the Big Island’s Kīlauea volcano ...

COURTESY USGS COURTESY USGS A screenshot of the live view of the eruption in Halemaumau, from the northwest rim of the caldera, as seen this morning. 2 /2 COURTESY USGS A screenshot of the live view ...

Essentially, gas pistoning is a shallow, degassing-driven rise and fall of a lava surface. Often these pistons occur in ...

Essentially, gas pistoning is a shallow, degassing-driven rise and fall of a lava surface. Often these pistons occur in narrow conduits — although they can happen in larger lava lakes and even in lava ...

If you’ve been following the ongoing episodic summit eruption of Kīlauea volcano on the Big Island, you might have seen the terms “gas piston” or “gas pistoning” show up in some of the Hawaiian ...

The 27th episode of Kilauea started on Sunday morning.USGS reported that the episode officially started around 9 a.m., according to KITV.On Saturday, low-level precursory activity was reported ...

The precarious edge beckons visitors to peer into the depths of nothingness. It's surrounded by a black landscape, only ...

The spectacular lava fountains that marked Kilauea’s 27th eruptive episode came to an abrupt stop at 7:54 p.m. Sunday, capping nearly 11 hours of volcanic activity inside Halemaʻumaʻu crater.