It was around 1870 when the British physicist John William Strutt, better known as Lord Rayleigh, first found an explanation ...
A total lunar eclipse will turn the full moon red on Thursday evening and Friday morning across the Western Hemisphere, depending on where you live.
The moon appears to have a reddish-orange hue known as Rayleigh scattering, a phenomenon that also makes the sky blue and the sunsets red, according to NASA. During a total lunar eclipse ...