Volcano Watch

In our June 25, 2015, “Volcano Watch,” we described how old maps and newspaper articles provide valuable insights into historic accounts of eruptions...

During the past 4 months, the June 27th lava flow, named for the date in 2014 that it began erupting from Pu‘u ‘Ō‘ō on Kīlauea Volcano's East Rift...

Ping! It's 2:12 a.m., and I (a USGS Hawaiian Volcano Observatory scientist) am still groggy as I read an automated text from HVO's computer system.

Dr. Jim Kauahikaua, a research geophysicist at the U.S. Geological Survey's Hawaiian Volcano Observatory, recently received a Citation for Meritorious...

The planet Venus has been especially prominent in the evening sky these past few weeks, joining Jupiter and a waxing Moon in a sparkling, slow-motion...

USGS Hawaiian Volcano Observatory scientists extract as much insight as possible from historic accounts of eruptions, and then combine that...

The dramatic opening of the Overlook crater within Halema‘uma‘u Crater on March 19, 2008, heralded a new period of activity for long time Kīlauea...

One of the marvelous aspects of our modern, internet-connected world is the ability to share vast amounts of data at the speed of light across the...

Hawai’i’s mid-Pacific location makes it an excellent meeting ground for globally dispersed collaborators of all kinds.

Exploration of volcanoes within our solar system has been much like the exploration of Hawaiian volcanoes in the 19th century: sporadic.

Kīlauea made the news this past month with many changes, including an elevated lava lake level at the volcano's summit, which provided spectacular...

The recent high lava lake levels at Kīlauea Volcano have caught the attention of visitors and kama‘aina alike. But we shouldn't forget that unrest at...

Visitors watching the lava from outside Jaggar Museum during a south (kona) wind may feel their skin prickle with excitement…or is it volcanic ash...

Over the past week, lava has risen within the Halema‘uma‘u Overlook crater (active vent at the summit of Kīlauea) and overflowed onto the floor of the...

On April 30, 2015, the National Oceanic and Atmospheric Administration (NOAA) and the American Chemical Society will commemorate Earth's pre-eminent...

Lava erupting from Pu‘u ‘Ō‘ō since mid-March 2015 has spread slowly and irregularly across three areas located within about 7 km (4 mi) from the vent...

April 1, 2015, marked the 69th anniversary of the 1946 tsunami that devastated the Island of Hawai‘i, causing widespread damage and taking 159 lives.

To the casual observer, lava that recently flowed into the outskirts of Pāhoa might look a lot like the lava that grazed the village of Kalapana in...

With the recent downgrade of the Volcano Alert Level for Kīlauea's June 27th lava flow that has been threatening the Pāhoa area, it's interesting to...

Over the past few months, Mauna Loa, Hawai‘i Island's largest volcano, has shown subtle signs of stirring from its 31-year-long slumber (its most...