Successfully identifying the odd number in the 56s proves sharp vision and attention to detail, ... which can boost memory function over time.

In today's optical illusion, we challenge viewers to find the hidden number 99 among a sea of 7s and 6s. This brain teaser tests observation skills and visual perception, sparking curiosity and ...

Where some even numbers feel boring and run-of-the-mill, odd numbers can feel slippery, uneasy, and exciting. When we flip the volume to 42 rather than 43 we feel comforted, safe.

But Spence’s team made one surprising discovery: the idea that odd numbers are more visually appealing than even ones is a myth. In a 2016 paper titled ...