What happens if the next spark lands where Angelenos live surrounded by dry, flammable vegetation? The Hollywood Hills, ...

Light pollution, or artificial light at night (ALAN), is a widespread phenomenon in areas with dense human populations.

The auroras have a four on the Kp scale for July 2 and July 3, meaning the colorful display is expected to be "quite pleasing ...

People in some parts of the U.S. may be able to see the northern lights this evening.

Operators have pumped water to cool the nuclear reactors at the Fukushima Daiichi Nuclear Power Plant (FDNPP) since the ...