Beat the summer heat by going underground. Arizona is home to famous caves, like Kartchner Caverns. Here are 5 of the best ...

Situated about a 30-minute drive south of Hilo, the community in and around Pāhoa on Hawaiʻi Island boasts eclectic vibes and unique energy. Here, homesteaders farm and live off the land alongside ...

A unique phenomenon known as a "Tephra Devil" was captured swirling over a crater on Hawaii's Kilauea during the volcano's ...

Hawaii Volcanoes National Park is a place of both physical and spiritual power. One of the most popular national parks, with ...

A Hawaii County Council committee today will consider a resolution calling for the purchase of nearly 2,000 acres of rugged coastal land in Kapoho using public land preservation funds. The land would ...

Gear-obsessed editors choose every product we review. We may earn commission if you buy from a link. Why Trust Us? Here’s what you’ll learn when you read this story: In 1935, lava from Hawaii’s Mauna ...

Lava flows reach ocean on Réunion island for first time in nearly two decades Lava from the Piton de la Fournaise volcano has reached the ocean on France’s Réunion island for the first time in nearly ...

Fresh lava fountains spew from Hawaii's Kilauea, one of the world's most active volcanoes, in its 40th eruption. The volcano has been very active since 1983 and erupts relatively regularly. It has ...

Lava erupts from a fissure in Kapoho, Hawaii Monday, May 21, 2018. Key US ally blocks airspace to military flights over Iran, escalating standoff with Trump Dietitians say you shouldn't take these ...

Molten lava from a 2017 eruption of Kilauea flows into the ocean off Hawaii. Even once it cools, the lava “deltas” formed by eruptions can be dangerous, Hawaii officials say. Photo by Marc Szeglat via ...