Thanks to science, we now know how pigs are feeling. Researchers programmed an algorithm with pig noises from positive and negative situations. But why? Pigs are one of the smartest animals on Earth.

Pig vocal sounds aren’t just barnyard background—they’re signals shaped by anatomy, social life, and emotion. When you hear a ...

An international team of researchers has reported the development of an algorithm that can translate the emotional state of pigs from the sound of their grunts. The researchers indicate the system ...