Add Yahoo as a preferred source to see more of our stories on Google. McDonald's chicken nuggets come in four shapes: the bell, the ball, the boot, and the bow tie. The shapes are made by a machine ...

Sex-specific organ shape is usually thought to depend on sex chromosomes or hormones. Now it emerges that crosstalk between organs sculpts sex-specific 3D gut shape in flies, identifying a new way to ...

When we hear certain sounds, our brains often pair them with specific shapes. For example, most people will associate a sharp-sounding word with a jagged, pointed shape, while a soft, rolling word is ...