It was around 1870 when the British physicist John William Strutt, better known as Lord Rayleigh, first found an explanation for why the sky is blue: Blue light from the Sun is scattered the most when ...

Sunset tonight will feature mostly clear skies with only a few fair weather clouds. No more than about 20% of the sky will ...

Blue Ghost just sent back amazing photos of last night's "Blood Moon" total lunar eclipse from its perch in Mare Crisium, or ...

The few clouds in the sky couldn’t keep the sun from beaming on Paradise Lake on Tuesday, covering the water with diamonds.

While forecasts called for cloudy skies on Friday morning during a total lunar eclipse, clear skies provided a spectacular ...

It can be satisfying when things actually work out as expected. In that sense, D.C. got cause for satisfaction Monday evening ...

It is a chilly start to the morning with temperatures in the 30s and low 40s. Clear skies will continue for this afternoon with more sunshine ahead. High pressure is building back into the region and ...