High-Speed Jelly Launcher Destroys Toast

You shouldn’t play with your food. Unless you’re designing some kind of portable cannon to fling it across the room. That’s precisely what [Backhaul Studios] did. The first step o…

Gyroscope Walks The Tightrope

Gyroscopes are one of those physics phenomena that are a means to many ends, but can also enjoyed as a fascinating object in their own right. Case and point being [Hyperspace Pirate]’s tightr…

Magnetic Bearings Put The Spin On This Flywheel Battery

[Tom Stanton] is right about one thing: flywheels make excellent playthings. Whether watching a spinning top that never seems to slow down, or feeling the weird forces a gyroscope exerts, spinning …

Bicycle Flywheel Stores A Bit Of Energy, Not Much

Kinetic energy recovery systems have often been proposed as a useful way to improve the efficiency of on-road vehicles, and even used to great effect in motorsports for added performance. [Tom Stan…

Grinding Coffee Beans The Machine Shop Way

Okay, so you bought a bag of heavenly-smelling single-origin beans down at the hipster coffee shop, but forgot to have them ground. What do you do? If you’re [Jimmy DiResta], there’s no…