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

As well as some of the darkest skies on the U.S. East Coast, it's also the nation's southernmost point. At 24.5 degrees north ...

Sunday will be at least 10 degrees warmer in most spots. Strong sunshine will add to the dramatic change. Downtown Sacramento ...

New observations with the Atacama Cosmology Telescope in Chile reveal the earliest-ever "baby pictures" of our universe, ...

Clouds are reflecting less sunlight, trapping heat, and rapidly accelerating global warming beyond predictions.

New insights from the Atacama Cosmology Telescope offer unprecedented images of the universe at 380,000 years old, revealing ...

The sky has always been a canvas for nature’s artistry, often leaving us in awe with its myriad hues. From the soft pastels ...

The aurora borealis has jumped to the top of many travelers' wish lists, creating a tourism boom in the northernmost reaches ...

The Pleiades, Ptolemy's Cluster, the Large Magellanic Cloud — here's how to center the sky's brightest deep-sky wonders in ...

New research by the Atacama Cosmology Telescope, or ACT, collaboration has produced the clearest images yet of the universe’s infancy – the earliest cosmic time accessible to humans. Measuring light ...

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 ...

Get ready for an amazing night sky event in Hawaii! On March 13 and 14, we have the opportunity to see and experience a total ...