One of the hottest — and most wearable — makeup looks for fall is the geometric cat eye. Makeup artist Sonia Kashuk says this simple yet feminine look works at the office as well as on the weekends.

An optical illusion is a visual phenomenon where our perception of thinking about an image differs from objective reality. This image is seen as a geometric distortion illusion, where the arrangement ...

An optical illusion is a visual phenomenon where our perception of an image differs from objective reality. This image is seen as a geometric distortion illusion, where the arrangement of the lines in ...

A geometrical optical illusion is a type of puzzle in which these are arranged in different shapes, positions of lines, patterns, and figures that mislead the brain about their actual perception.

Figure 1: The eyes of the box jellyfish Tripedalia cystophora. When the ray paths of the lenses are put into the geometrical models of the eyes, it turns out that both eyes are severely under-focused ...