A powerful solar storm is set to bring the Northern Lights to lower latitudes on December 9th. Skywatchers across many US ...

Here's the biggest science news you need to know. Kilauea volcano erupts with lava fountains and ash, engulfing a U.S.

On the afternoon of Saturday, December 6, a strong solar flare exploded from the Sun. Originating from sunspot 4299, which ...

Auroras may be visible from Alaska to Illinois as an incoming coronal mass ejection is expected to slam into Earth.

When a gas is highly energized, its electrons get torn from the parent atoms, resulting in a plasma—the oft-forgotten fourth ...

In reality, a green rim is there at every sunset. It's just usually so thin, and so brief (a second or two), that our eyes ...