Equipment: A pump and a tin quart sized can with a screw cap. What it does: The pump is attached to the can and is turned on to evacuate the can. The resulting vacuum crushes the can.

DARPA-funded researchers recently demonstrated the world’s smallest vacuum pumps. This breakthrough technology may create new national security applications for electronics and sensors that require a ...

There's a lot more to draining a pool than meets the eye. Not only are there concerns over proper water disposal, but emptying a pool also puts the structure itself at risk. That's because many pool ...