The color of your sunglasses plays a bigger role than you may think. Whether you're wearing pink, brown or green lenses, here ...

French philosopher René Descartes said, “Let’s place a glass tube filled with liquid in direct contact with the cornea.” It was impractical, and wearers couldn’t ...

Why is eye contact important? How does it look like I'm making it? The secrets are revelaed here. #shorts Tik Tok @petegustin ...