Dick Fiske, who died on June 18 as he neared his 93rd birthday, was one of the most original thinkers ever at the USGS ...

Kilauea came alive around 5:35 a.m. on Tuesday, Sept. 2, and while the fountains had ceased by the evening, Big Island ...

Episode 32 of the ongoing Halemaʻumaʻu eruption began at 6:35 a.m. HST on Sept. 2. At that time, north vent dome fountains ...

There is much to appreciate about the ongoing Kilauea summit eruption as it approaches its six-month anniversary on June 23. The stunning episodic lava fountains and lava flows erupting within ...

In aerial footage captured on Tuesday at approximately noon, during a U.S. GEOLOGICAL SURVEY (USGS) Hawaiian Volcano Observatory monitoring flight, the volcano was seen to be spewing lava continuously ...

During slack and Kona winds, tephra and Pele’s hair have fallen on the summit region around Volcano village, the Volcano Golf Course, and along Highway 11 near Namakanipaio campground.

Episode 32 of the of the ongoing Halemaumau eruption began shortly after 6:30 a.m. on Tuesday.Lava dome fountains on the ...

Hawai'i’s most active volcano is at it again with a session of activity dating back to December 2024. Now on episode 23 of volcanic activity in the latest stretch, the volcano is up to something ...

Mark Kimsey, the Director of the Intermountain Forestry Cooperative, discusses volcanism, volcanic ash, and their roles in forest ecology ...

Technical Terms Tephra: Fragmented volcanic material, including ash, that is ejected during eruptions and deposited over wide areas.

“The moment in the lab analysing the two ashes together — one from the volcano and one from the ice core — was a genuine eureka moment,” Hutchison said in his email. Radiocarbon dating of tephra, or ...

Tephrochronology is a specialised stratigraphic method that utilises volcanic ash (tephra) layers to synchronise, date and correlate geological, palaeoenvironmental and archaeological sequences. By ...