Falling into a volcano is a fiery death; explore the intense heat and molten rock.

Although the dormant Uturuncu hasn’t erupted in 250,000 years, the volcano continually burps up gasses and regularly rumbles ...

Mars is about 140 million miles from our cozy planet. A human mission to that cold, rocky neighbor would mean being away from Earth for about 3 years. But the things those explorers would see and ...

Scientists say they used satellites and other technology to plumb the inner workings of a Bolivian volcano that last erupted 250,000 years ago.