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 ...

During the total lunar eclipse early Friday morning, the moon will still be visible in the night sky, but its color will change. Here's when and how to see the Blood Moon.

Apple today updated the MacBook Air with the M4 chip, and the laptop is also available in an all-new Sky Blue finish ...