Volcano Watch” is a weekly article and activity update written by U.S. Geological Survey Hawaiian Volcano Observatory scientists and affiliates. Today’s article is by Hawaiian Volcano Observatory ...

Visual observations have been a backbone of volcano research more than 2,000 years and remain fundamental to understanding ...

HONOLULU (AP) — Lava is shooting 100 feet to 200 feet (30 to 60 meters) into the air as Hawaii’s Mauna Loa, the world’s largest active volcano, erupts for the first time in nearly 40 years. For now, ...

Most webcams used by the USGS Hawaiian Volcano Observatory take a snapshot every few minutes to conserve bandwidth, but three webcams are currently “livestreaming” — meaning they transmit real-time ...

Add Yahoo as a preferred source to see more of our stories on Google. Snow accumulation at the summit of Mauna Loa, an active volcano on the Island of Hawaii, was visible from a satellite early on ...

Add Yahoo as a preferred source to see more of our stories on Google. Timelapse video shows snow blanketing Hawaii's Mauna Loa volcano, as a Kona Low brought several days of heavy rain to the state ...

Last week’s “Volcano Watch” article reviewed the lava fountaining eruption of Kilauea Iki in 1959. This week, we’ll continue looking back in time at the next episodic lava fountaining eruption in ...

When referred to as a gas, it means a volatile has transitioned into the vapor phase. The most common gases (or vapor phase volatiles) emitted at the surface are water (H2O), carbon dioxide (CO2), and ...

A massive, iron-rich structure sitting at the base of Earth’s mantle beneath the Hawaiian Islands may be doing more than ...