Every day, blocks of cooling rock tumble from the edges of a growing lava dome near the top of Great Sitkin Volcano, a ...

Kupreanof Island sits in the middle of Alaska’s Alexander Archipelago, a roadless stretch of temperate rainforest roughly 100 ...

Those scientists saved countless lives, but their forecast was more of an educated guess than it might have appeared. It was ...

USGS scientists from the Hawaiian, Cascades and Alaska Volcano Observatories discussed their experiences and best practices ...

WELLINGTON--New Zealand and Australia were able to send military surveillance flights to Tonga on Monday to assess the damage ...

The Hawaiian Volcano Observatory has raised the alert level for Kīlauea from Advisory to Watch as Episode 47 of lava ...

Hawaii's Kilauea volcano erupted again on Thursday, marking the 45th episode of its kind over the last year and a half. Lava began to burst from the volcano in the early morning, around 1:30 a.m.

Hawaii's Kilauea volcano erupted again on Thursday, marking the 45th episode of its kind over the last year and a half. Lava began to burst from the volcano in the early morning, around 1:30 a.m.

While the USGS scientists learned plenty about volcanism in El Salvador during this trip, it also provided key insights to ...

We are used to seeing eruptions from the summit region of Kilauea contained to the region that is referred to as Halema‘uma‘u ...

As Hilo was bustling with activity for the Merrie Monarch Festival, Kilauea was brewing for episode 44 of lava fountaining, which happened for 8.5 hours on the day that the renowned hula competition ...