One of the most active volcanoes in the world is Kilauea on the Big Island of Hawaii. It has been erupting on and off since Dec. 23.

Incredible scenes at Hawaii's Kīlauea volcano on Wednesday: over a 13-hour period, a towering fountain of lava spewed from ...

From its establishment in 1966 as the Smithsonian Mount Hopkins Observatory, FLWO has hosted a world-class ... Along with two other telescopes located on Mauna Kea in Hawaii, these five instruments ...