A volcano in Alaska that last erupted in 1867 is displaying signs of rumbling. Located roughly 140 miles southwest of Anchorage, Iliamna has been dormant for over a century. But on June 15, the Alaska ...

NASA's Voyager 2 spacecraft made its closest approach to Jupiter. It came within 354,000 miles (570,000 kilometers) of the ...

What color is moonlight typically, and what other colors can moonlight look like from our perspective on Earth?

I’ve spent much of my long life studying — and trying to understand — the history of the universe. Along the way, I have been constantly reminded that science is essentially international: Science ...

Scientists have traced a 60-million-year volcanic trail from Iceland to Ireland to a deep mantle plume that shaped the North Atlantic.

Watch Hawaii's Kilauea Volcano erupt for second major time in under two weeks Lava fountains reached heights of 1,250 feet in episode 26, a record for the eruption.

Kilauea kicked off summer with a bang, erupting in the wee hours of the morning on Friday. It's the volcano's 26th eruptive episode since Dec. 23.

HAWAII — Hawaii's Kilauea volcano is erupting again in spectacular fashion, sending lava shooting 1,000 feet into the sky, according to the United States Geological Survey.