While networks like CNN, MSNBC, CBS and C-SPAN carrying the speech all originally appeared consistent, CNN noticeably altered the color of the background from red to pink in real-time. Eagle-eyed ...

Most people are familiar with white noise, that static sound of an air conditioner that lulls us to sleep by drowning out any background noise ... noise are actually pink noise, or brown, or ...

But experts say they need more proof. Pink noise is a constant sound in the background. It filters out things that distract you, like people talking or cars going by, so they don’t interrupt ...