HPR contributor Betsy Brown spoke with a USGS geologist during the last eruptive episode to find out what’s causing this ...

Magnitude 7.3 quake triggered tsunami warning in Alaska. There are hardly any earthquakes on the East Coast. Does that mean we can't get tsunamis?

Spectacular drone footage captured the Sundhnúkur volcanic fissure erupting in southwest Iceland on Wednesday. A river-like flow of lava illuminated the landscape after a massive 1.5-mile fissure ...

The meteorite is the only lunar sample that we have from this forgotten period of the moon. A meteorite that fell from the moon and was found in Africa is a rare volcanic rock dating from a time ...

Lava from the eruption is flowing southeast from a fissure in the barren landscape that is at least 2,300 feet wide, but ...

Earth’s continents may look fixed on a globe, but they’ve been drifting, splitting and reforming over billions of years – and ...

Some people have reported seeing so-called “ witch’s hair ” drifting in the air. These are fine, sharp, glassy needles that are formed in volcanic eruptions when lava droplets rapidly cool and stretch ...

Park officials say this is the time of year when nene began to gather there to establish bonds ahead of nesting season.

Laurel, Batangas—Divers searching for dozens of murdered cockfighters in a lake south of Manila were forced to exit the water ...

Repeated volcanic eruptions have rocked southwestern Iceland since December 2023, and the island’s inhabitants are getting used to the sight of lava spewing near populated areas. For the wider world, ...

The Philippine Institute of Volcanology and Seismology (Phivolcs) reported a minor phreatomagmatic activity at the Taal Main ...

A volcano erupted on Wednesday in Iceland's Reykjanes peninsula in the southwest, weather authorities said, the ninth ...