As people from around the world are captivated by episodic lava fountaining during the ongoing Kilauea eruption in Halema‘uma ...

A sweet chocolate treat is being recalled for potentially undeclared cashews and almonds.

Why is the Mauna Loa Observatory so important?In 1958, scientist Charles David Keeling began monitoring carbon dioxide levels at the Mauna Loa Observatory in Hawaii, providing the first clear evidence ...

A file satellite photo from 2002 shows the snow-covered Mauna Kea (upper) and Mauna Loa (lower) volcanoes on Hawaii's Big ...

Scientists lower Mauna Loa alert level, say eruption could end soon Scientists lowered the alert level for the Mauna Loa volcano on Hawaii's Big Island from a warning to a watch on Saturday and ...

Update at 4:43 a.m. April 18: Additional snow accumulation of up to 2 inches is forecast for Big Island summits as the winter ...

In his California laboratory, Ralph Keeling examines a graph created from data his father began collecting that keeps a ...

Without a doubt, the best attended event during Merrie Monarch week, at least in person, is the Merrie Monarch Festival Royal ...

Up to two inches of snow could accumulate on the state's summits.

The Madison branch of the 50501 movement held an Earth Day “Artivism” event Tuesday afternoon at the Wisconsin State Capitol.

Visitors come from around the world to marvel at its explosive displays. The largest of the state's six active volcanoes is Mauna Loa, which is also on the Big Island and erupted in 2022.

Lava fountains from a fissure in the Northeast Rift Zone of Mauna Loa during the 2022 eruption. It was the first time in 38 ...