The internet is a treasure trove of optical illusions, from the cognitive to the physiological, constantly proving that our ...

Optical illusions aren’t just fun—they’re windows into how our brains construct reality. New research reveals the specific brain circuits and neurons responsible for ‘seeing’ things that aren’t there.

Optical illusions like the one at the top of the page may not actually be bright, but our brains — and now it seems our eyes — think they are. This radial sunburst illusion is known as the Asahi ...

The caption of the post shared on Monday read," Amazing! Rare “rainbow clouds” were spotted in the sky over Indonesia.