A supermassive black hole is reawakening inside a distant galaxy cluster—and after almost 100 million years of slumber, ...

All that volcanic activity means natural hot springs are prevalent within and outside the park. Two favorites include Tabacón ...

Rivers of lava flowed down several vents of the Halemaʻumaʻu crater on Hawaii's Kilauea volcano overnight Monday — the latest ...

Red glowing lava was visible inside the Kilauea Volcano on the Big Island of Hawaii late Sunday night and early Monday ...

Red glowing lava was visible inside the Kilauea Volcano on the Big Island of Hawaii late Sunday night and early Monday ...

A small-scale volcano effect created using matchsticks. Exclusive: Dick Durbin blasts Kristi Noem on proof of citizenship ...

Guides who take tourists to enjoy the striking views of Sicily’s Mount Etna are up in arms over tougher restrictions imposed ...

Mayon Volcano in Albay logged 19 volcanic earthquakes in the past 24 hours, the Philippine Institute of Volcanology and ...

Hawaii's Kilauea volcano produces significant volcanic gas during the latest eruption. Officials are monitoring air quality ...

Taco Bell is turning up the heat this year with the launch of the Volcano Quesarito, a spicy twist on the fan-favorite menu ...

Hawaii's Kilauea was spraying a spectacular fountain of lava on Monday, keeping up its reputation as one of the world's most ...

After Taco Bell brought the Quesarito back in time for the holidays, the brand is ringing in the new year with serious heat.