Jonathan undergoes having a scorpion crawl around in his mouth, as well as having 200,000 bees crawl on his body, just to test a theory
Jonathan pushes himself to the limits when he tries to test out how long he can hold his breath in icy water while restrained.
Jonathan locks himself in an out of control barrel, and spins precariously around on a chair surrounded by broken glass in order to see how good he can escape something while spinning.
Jonathan tests his ability to foil the forces of gravity when he takes part in a life-sized domino rally, as well as escaping while suspended in the air.
Jonathan gets hit with tennis balls, high dives into a pool, and launches himself into the air, all in the name of science.
Jonathan yet again puts himself in extreme danger, this time being buried alive in a coffin.
Jonathan has some fun doing bike stunts to test the forces of impact.
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