The sun has released several powerful M- and X-class solar flares over the past few days, resulting in radio blackouts around ...

NASA's PUNCH mission, a tiny constellation of four satellites, captured a photo of the moon drifting across the sky through a ...

You can work and play outside without raising your skin cancer risk by protecting your skin from the sun. Most skin cancers are caused by too much exposure to ultraviolet (UV) light. UV rays are ...