While Haleakala hasn't erupted for hundreds of years, that doesn't mean it won't.

Yosemite National Park is one of the most visited sites in the country, but this underrated California alternative is just as incredible.

Lassen Volcanic National Park, about a four-hour drive north of San Francisco, feels like a secret getaway. Every year, more than four million people clamor to experience the natural magic of ...

California feels wildly borrowed in these strange corners, where the scenery keeps changing moods fast enough to make the map ...

Is a massive volcanic eruption about to wipe central Oregon off the map? If you spend much time on social media, you might have seen some popular videos claiming that’s exactly what’s about to happen.

The U.S. government is using Shield A's Hivemind software to power more affordable military drones. The war in Iran is accelerating the need for lower-cost weapons as Iranian drones wreak havoc on ...

We know, the headlines can sound terrifying. In this series, Mashable speaks with experts to bring you the unvarnished truth about science, health, threats from space, and scary-sounding creatures.

Founders: Ryan Tseng, Brandon Tseng, Andrew Reiter CEO: Gary Steele Launched: 2015 Headquarters: San Diego, California Funding: $3.5 billion Valuation: $12.7 billion Key Technologies: Artificial ...

Campi Flegrei, a volcanic caldera west of Naples, is speeding toward a transition within the next decade, a new study suggests, but researchers can't yet say whether that transition will be an ...

A volcano is erupting under the ocean in the Bismarck Sea, prompting warnings of possible tsunamis from authorities as ash and smoke billow into the sky. Papua New Guinea authorities have warned of ...

A 6.0 magnitude earthquake rocked Hawaii’s Big Island late Friday night, startling residents across the islands and putting scientists on alert as they closely monitor nearby volcanic activity. The ...