Chicago healthcare entrepreneur Glen Tullman is opening a new magic theater in the historic McCormick Mansion called The Hand ...

In today’s optical illusion challenge, viewers are asked to spot the hidden number 83 camouflaged among similar-looking shapes. This tricky brain teaser tests your visual perception and attention to ...

Today’s optical illusion challenge is all about a tricky brainteaser that needs you to spot the hidden number 23 among the ...

Einstein’s strangest optical illusion has been captured—thanks to lasers, a cube, and a bit of artistic inspiration.