Molten lava, rocks and gas went flying through the air on Hawaii's Kilauea volcano Sunday after an explosion was caused by the partial collapse of a crater wall.

The meteor landed smack bang on top of a ridge with sloping sides, resulting in a relatively small diameter as measured perpendicular to the ridge — about 3,770 feet (1,150 m) — and a longer ...

"The small explosions happen all the time. And, ... a nearly mile-wide crater left by another hydrothermal explosion approximately 9,400 ... Mary Bay is more than 1½ miles in diameter ...

Most meteors are small, pea-size to walnut-size things that get their brilliance from their enormous speed. ... digging an “explosion crater” like the one near Canyon Diablo, Ariz.

Most explosions are small and go unobserved, according to Poland. For example, geologists this spring discovered a crater several feet wide in Yellowstone's Norris Geyser Basin from an explosion ...

The area northeast of Yellowstone Lake is home to the three largest-known hydrothermal explosion craters on earth: Mary Bay, a mile-and-a-half wide crater formed 13,000 years ago; Turbid Lake, a ...

Most explosions are small and go unobserved, according to Poland. For example, geologists this spring discovered a crater several feet wide in Yellowstone's Norris Geyser Basin from an explosion ...

The meteor impact that blew out the crater was a "nuclear explosion level" event, ... resulting in a relatively small diameter as measured perpendicular to the ridge — about 3,770 feet ...