成人快手

Find out how your skin senses everything you touch and how to make your own homunculus!

Did you know your body contains invisible ink? Find out how, and make your own!

The doctors put eye boogers under the microscope and show you how to make edible eye gunk!

The doctors show you what happens to your teeth when you eat and drink!

It鈥檚 chaos in the kitchen as Baby LiLou joins the doctors to reveal why you need kneecaps.

Using Mr Grumbles鈥檚 shower time, the doctors show how hair can measure air moisture.

The doctors look at scabs and explain why they shouldn't be scratched.

The kitchen lab is upside down as Dr Xand gives the optic nerves of the world the day off.

A camera pill shows Dr Chris鈥檚 stomach at work.