These newly mapped underwater volcanoes were first theorized in 2024 after researchers discovered that the rocks of one submerged volcano were only 670,000 years old.

Lava from Hawaii's most active volcano created fountains that reached 700 feet Thursday during the latest episode of an ongoing eruption. Kilauea began continuously releasing lava from its summit ...

By the end of the day, about 7 p.m. Pacific Standard Time, data from 16 crystals was collected and analyzed. The data, which ...