Scientists are teaching robots how to laugh at jokes.
Researchers in Japan are using artificial intelligence to train robots about 'appropriate laughter'.
It's hoped to it'll make robots more empathetic and their conversations with humans more natural - but experts say there's still more work to do.
Experts at Kyoto University are working with a robot called Erica, to recognise the the difference between chuckles and rip-roaring squeals.
