Both the Kilauea and the Mauna Loa volcanic activity are visible from the national park in Volcano, said spokeswoman Jessica Ferracane. ... when a cruise ship was expected to be arriving in Hilo.

Elevated seismic activity has caused Hawai’i Volcanoes National Park to close the Mauna Loa summit backcountry until further notice, the park announced this week. Covering half of the Island of ...

HILO, Hawaii — Many people on the Big Island of Hawaii are bracing for major upheaval if lava from Mauna Loa volcano slides across a key highway and blocks the quickest route connecting two ...

And then, Tiegen was among 50 or so people who bundled up along Mauna Kea’s slopes Friday to see lava flowing down Mauna Loa, “peeking through swiftly moving cloud banks,” he said in a text ...

An observatory high on Hawaii's Mauna Loa volcano that measures carbon dioxide in the atmosphere has reported its highest ever seasonal peak concentration of the greenhouse gas. For the first time ...

NOAA, the nation’s leading climate science agency, may lose dozens of offices, including one that is key to the Mauna Loa Observatory in Hawaii. Listen to this article · 5:30 min Learn more.

A shutdown could also affect major astronomy research at the summit of Mauna Kea, a 13,803-foot (4,207-meter) peak next to Mauna Loa that is home to some of the world’s most advanced telescopes.