Enjoy these 72 videos of virtual models of mechanical devices that draw circles, ellipses, and hyperbolae, as well as more exotic shapes, like nephroids, deltoids, astroids, and lemniscates of Bernoulli.
Mesmerizing videos of curve-drawing machines
Miniature magnetic marble track
Enjoy Daniel de Bruin's wonderfully-produced video of a miniature marble machine being made from a) exactingly precise stuff from the workshop parts drawer, b) a Pruser Mini 3D printer, and c) a lot of patient work with soldering irons, glues and fiddly lengths of wire. In this video I'm using a ball bearing of only… READ THE REST
Visiting a China trade show for fireworks manufacturing machines
Above, a visit to a building in Liuyang, China where stacks of roman candle tubes and pop-its cover the floor. This is a fireworks machine trade show, where companies purchase contraptions for cranking out explosions of all kinds. Liuyang is commonly known as the fireworks capital of China. Here are some of the captivating machines… READ THE REST
Fantastic Rube Goldberg-esque dog-petting machine
"Humans have massage chairs so why shouldn't our pets have petting machines. I gave it a Rube Goldberg style flare to make it interesting to watch." READ THE REST
Anytongs can declutter any kitchen by turning your flatware into cooking tongs
When they asked staffers at culinary website, The Kitchn, to name the single most important food prep tool, those cooking experts shockingly did not fall in behind the ever trusty chef's knife. No, for their money, no kitchen is actually complete without a quality set of tongs. Versatility is why those foodies can't get by… READ THE REST
DogTV is the video playmate, babysitter, and therapist your dog needs each day
Your dog usually has no problem curling up with you on the couch for a little TV time. But make no mistake — they're only there to get in some quality time with their favorite human. While they may sit quietly or even gaze at the TV for a few unbroken seconds, they aren't nearly… READ THE REST
This décor piece brings the Moon to your desk in stunningly accurate detail
With space-mania at an unquestioned high thanks to the rousing success of NASA's Mars Perseverance mission, it's time to represent and pay respects to the ingenuity of the human race. Anybody can say they love space. Anybody can watch Apollo 13 or The Right Stuff and feel the tingle. But not everybody can step up… READ THE REST