These ghostly hoops have been spotted above volcanic events around the world. But how they form has long been a mystery.

Sharks were filmed swimming inside Kavachi, one of the world’s most violent underwater volcanoes, leaving scientists ...

Satellite imagery capturing a mysterious thermal anomaly on top of an unexplored volcano at the ends of the Earth sparked excitement among scientists in 2018. Due to the island's remote location and ...

Yellowstone’s “supervolcano” is capable of causing mass destruction, but its incredible power could also help us fight climate change. To create this scene of Old Faithful in Yellowstone National Park ...