Our eyes only see objects by processing light waves reflected off the object or absorbed by it.
Sleight of hand meets neuroscience in a one-night-only collaboration
New technology breaks the theoretical limit on how small we can see
An awesome, disorienting look at kitty vision.
Your nearest pond may be covered with a scum of single-celled eyes
Debunked as a tool for psychoanalysis, Rorschach inkblots might still harbor some secrets
A 3-D holographic body scanner uses ultrahigh-frequency radiowaves to illuminate non-metal weapons concealed beneath clothing.
Why do the eyes in some paintings appear to follow the viewer around the room?
The public can now take advantage of "the people's camera" aboard a distant Martian orbiter
The jury is still out, but skepticism permeates the scientific community