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

To protect your eye health and support your vision, these are 10 simple things you can do every day for your eyes.

Straining blocks clarity. The harder we force things, the more we limit creativity, connection, and insight. Wu-wei is the ...

History of the cornicello, an iconic symbol of prosperity, love and fortune that has become a popular present among lovers on Valentine’s Day ...

Barney Saltzberg’s many picture books for children include “Arlo Needs Glasses,” about his giant goldendoodle who couldn’t ...

Today’s optical illusion is challenging viewers to find a hidden "5" among a sea of "2s." The tricky pattern plays with human perception, making it hard to spot the odd number. Can you find it?