Our brain and eyes can play tricks on us—not least when it comes to the expanding hole illusion. A new computational model ...

Say goodbye to puffiness, wrinkles, and dry skin with under-eye masks loved by Kenya Moore, Lisa Barlow, Kyle Richards, ...

Study finds that birds-of-paradise are biofluorescent, suggesting that this "hidden" phenomenon provides enhanced signaling for hierarchy and courtship.

(The Conversation is an independent and nonprofit source of news, analysis and commentary from academic experts.) ...

Interestingly, birds remain woefully understudied when it comes to the optical extras. Until now, no one had looked for the ...