Contrails conjure a sense of something overwhelming and ineffable, as terrifying as it is beautiful.

People across the Valley reported seeing an unknown object in the sky Monday evening, but according to scientists, it’s not ...

As night falls on the Atacama desert in northern Chile four giant telescopes turn their gaze towards the star-strewn heavens.

The downtown area could see 1 to 2 inches of rain but we could see more, increasing the risk of debris and mudflows. What will the weather be like Sunday? Los Angeles and Orange counties Sunday ...