If you love optical illusion pictures with answers, this challenge is perfect for you. Can you spot the butterfly in this ...

Attention, puzzle enthusiasts! This optical illusion challenge will test your speed and observation skills. In just 7 seconds ...

Test your observation skills with a challenging optical illusion that features a romantic dinner setting. Find 10 subtle ...

Optical illusions push your brain to think creatively, and this one is a tough test. Spotting two patients hidden in an image ...

Amelia Dimoldenberg and Cynthia Erivo are making internet headlines again after they recreated the Wicked x Target ...

Using a computer model of the retina, researchers have been able to trace the cause of the expanding hole illusion ...

From the mad snap of the sitting women that always has us baffled, a 'second horse' only people with a high IQ can spot, and ...

Viewers were mesmerized by the striking scene in the viral clip, with one saying, "That's a view into an alternate reality." ...

Optical illusion works as a workout for your brain. Today’s optical illusion challenges viewers to find a hidden "44" amidst ...

Today’s optical illusion is set to give your brain a workout, so are you ready for the challenge? Hidden among a sea of "43s" and "34s" is a single "45"—but can you spot it? This tricky brain teaser ...

On Washington Street in the Loop, you’ll find the Museum of Illusions, “an optical illusion experience designed for all ages.