If ping-pong balls can float a sunken boat, they should be able to keep an uncrewed space capsule simulator from sinking. Right? That’s what a team of summer students and engineers think at NASA’s ...

There is a special breed of hardware hacker whose playground lies in the high voltage arena. Their bench sizzles with the ozone and plasma of Tesla coils, and perhaps it’s best not to approach it ...

Okay, not actually a cyclotron… but this ball cyclotron is a good model for what a cyclotron does and the concepts behind it feel kooky and magical. A pair of Ping Pong balls scream around a glass ...

Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Engineers at Switzerland’s École Polytechnique Fédérale de ...

How in the world do they make ping-pong balls so perfectly round? Making perfectly round spheres is not easy, unless it's soap bubbles, and you can't make them anything but round. No matter what shape ...