Wade started his ball back in 1975, when he worked at a downtown bank. He noticed a security guard's rubber-band ball and asked how it was made. Figure it out yourself, the guard replied rudely.

But this is a video from the Royal Institution, after all, so there's an educational angle to this home-made artillery. The rubber-band cannon is the perfect way to teach children about the ...

It’s Joel Waul’s rubber band ball. Waul has spent the last six years carefully wrapping and linking and stretching rubber bands of various sizes into the ball shape.

At a certain point, a rubber band ball gets so big that it feels impenetrable. Try telling that to 2,000-degree molten copper. In this new testament to destruction, the YouTube channel Tito4re ...