Volcanic 'curtain of fire' sends people fleeing Hawaii homes

The Kilauea volcano sent more lava into Hawaii communities Friday, a day after forcing nearly 1,500 people to flee from their mountainside homes, and authorities detected high levels of sulfur gas that could threaten the ...

Remarkable artistry hidden in ancient Roman painting revealed

Molten lava, volcanic ash, modern grime, salt, humidity. The ancient painting of a Roman woman has been through it all, and it looks like it. Scientists now report that a new type of high-resolution X-ray technology is helping ...

Image: Space Station view of Mount Etna erupting

The Expedition 50 crew aboard the International Space Station had a nighttime view from orbit of Europe's most active volcano, Mount Etna, erupting on March 19, 2017.

'Firefall' phenomenon wows visitors to Yosemite's El Capitan

Mother Nature is again putting on a show at California's Yosemite National Park, where every February the setting sun draws a narrow sliver of light on a waterfall to make it glow like a cascade of molten lava.

Early Earth's air weighed less than half of today's atmosphere

The idea that the young Earth had a thicker atmosphere turns out to be wrong. New research from the University of Washington uses bubbles trapped in 2.7 billion-year-old rocks to show that air at that time exerted at most ...

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