The Doctors crush a car to reveal the secret of the special fluid which enables your joint withstand huge amounts of force, and they find out what it's like to be aeroplane Cabin Crew in Operation ...
Dr Chris and Dr Xand show how incredible the human body is. The doctors crush a car to reveal the secret of the special fluid which enables your joints to withstand huge amounts of force, and they ...
How do you see in colour? And how can your eyes see in the dark? Time for Dr Xand to become Night Vision Man! We’ve taken over the school and even bumped the head teacher out of their office to answer ...
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