The Muller-Lyer Illusion is a powerful optical illusion that can be used to demonstrate how our visual perception can be distorted. The illusion is caused by contrasting colors on straight lines which ...

An old optical illusion is again going viral on the Internet, leaving people feeling ‘dizzy’. The optical illusion features green lines outlining grey squares. The challenge is to find curved lines in ...

Visual Optical Illusion Test: An optical illusion is a mind-bending illustration of an object or drawing or picture that has different appearances if looked at from different perspectives. There are ...

Airlines routinely adjust routes to take advantage of favourable winds, even if that means flying a path that looks longer.

Guest Maria King demonstrates the ins and outs of creating practical projects with a curved stitch. Simple straight stitching is easy to practice, but we can bend those straight lines and expand our ...