Heroes and Hoaxers: Unbelievable Web clips! Featuring a shark balancer, musical fruit, running on water, the door to hell', floating duct tape and a man that flies like a bird!

Greatest Hits II: The very best clips from across the whole of Season Two as chosen by our scientists.

The Web's most unbelievable videos! Can our team of experts spot the fakes? Features underwater BASE jumping and the world's most amazing pool trick shot.