The tail feathers of male peacocks emit yellow-greenish laser light after certain preparation. This is unique in the animal ...

In this Healio Video Perspective from the American Society of Retina Specialists annual meeting, Sunir J. Garg, MD, FACS, ...

Imagine a ball bouncing down a flight of stairs. Now think about a cascade of water flowing down those same stairs.

Optical illusions like the Rubin Vase offer a glimpse into how your brain makes sense of the world. By exploring these visual ...