Spot the hidden butterfly in this sunflower puzzle in just 5 seconds! Test your observation skills and challenge your friends ...

and the occipital lobe—with one of each on either half of the brain. The cerebral cortex is the thin, outermost layer of the cerebrum, extending across all the brain’s lobes. Just 1.5 to 5 ...

Your brain is a natural pattern-finding device. At every moment, it's scouring the visual world, attempting to locate order, ...

Can you find the hidden cat in this chaotic garage scene in 5 seconds? This brain puzzle is fooling even the best minds ...