Skip the crowds with 12 under-the-radar islands—from Nisyros and Anafi to Marettimo, Ustica, Lastovo, and car-free Silba.

But what would be considered as “ground truth” on a planet where the ground is not visible by the cameras? On Venus, geometry ...

Central Florida's theme parks are used to prepping for extreme heat, rain and storms — not the freezing temperatures coming ...

Experts have dismissed the possibility of an eruption, saying, 'It’s Yellowstone being Yellowstone.' ...

The bulge first appeared in 1996 and has now returned, but Yellowstone Volcano Observatory says there's no cause for alarm.

A previously unknown and well-preserved ancient Roman villa complex has been discovered in Margam, Wales, using ...

Forget the locations that have been stuck on your bucket list for years. Strike out into the unknown with these exotic ...

“However, that doesn’t mean that the volcano is about to erupt,” Yellowstone Volcano Observatory scientist-in-charge Mike Poland said. “It’s Yellowstone being Yellowstone.” From the ground, the ...

Scientists are monitoring a city of Chicago-sized swath of rising ground at the northern volcanic rim of the Yellowstone ...

Episode 41 of lava fountaining in Kilauea’s Halemaumau crater began late this morning, according to the U.S. Geological ...

COURTESY USGS Episode 41 of Kilauea 's lava fountaining began late this morning. COURTESY USGS This U.S. Geological Survey ...

Previewing the Sundance documentary slate with docs like Nuisance Bear, Time and Water, and Once Upon a Time in Harlem.