Harvard University has pushed its soft robot concept in strange directions, but an exploding robot? That takes the cake. A new three-legged, silicone-based variant of the robot is filled with methane and oxygen that, when jolted with electricity, explode and trigger violent pressure that pushes the limbs off the ground. As you'd imagine, the results weren't exactly timid during testing -- the example robot jumped over 30 times its body height, and it would have jumped higher