Researchers discovered the body of water—now the largest known underground thermal lake in the world—while investigating a ...

Mount Etna, standing around 3,300 meters (10,800 feet) high, erupts with smoke streaming from its summit and lava spilling from the new “Bocca Nuova” crater, according to Reuters.

Buried several miles beneath East Antarctica's ice, Lake Vostok is one of the largest freshwater lakes on Earth, rivaling ...

Hawaii's Kilauea volcano began spewing volcanic activity this week for its 9th time with no injuries or damage reported.

Hawaii's Kilauea, which is one of the world's most active volcanoes, spewed lava in a new eruption on Tuesday (February 11). The eruption remained on and off for nearly two months since it went live ...

Looking for some bucket-list travel ideas? You can't go wrong with these natural wonders—though you might not believe your ...