Kilauea volcano on Hawaii's Big Island began erupting this week for the ninth time since December, shooting lava over 300 feet into the air. One of the world's most active volcanoes, Kilauea started ...

One of the most active volcanoes in the world is living up to its reputation: Kilauea is gearing up to erupt again.

While the early Mars climate remains an open question, a new study suggests its atmosphere may have been hospitable to life ...