You've probably played with one of those toy cars that you drag back to wind up and then let go to let it zoom across the floor. In this video, Jared Owen uses 3D animation to clearly show how the mechanism works. This guy deserves a lot more subscribers than he has. Check out some of his other cool explainer videos:
Kathrine Frey Frøslie uses crocheting to show how quickly Covid cases increase as the R-number (spreadability) goes up. What a cool way to visualize it! Kathrine Frey Frøslie works as associate professor in Biostatistics, and runs the popular science knitting blog Statistrikk.no. The crochet work is made for the exhibition CoviDesign at Greve museum in… READ THE REST
Enjoy the delightful music and animation in this 1966 FAQ explainer video to get Australians used to the switch from pounds, shillings, and pence, to dollars and cents. [Via r/ObcureMedia] READ THE REST
E-ink displays are usually monochrome, but tri-color displays are starting to become more common and affordable. The Adafruit video explains how tri-color e-ink displays work. READ THE REST
You always wanted to learn chess – and maybe you even picked up a move or two along the way. You know the Italian Game. You can launch a minority attack. You might even have tried the Sicilian Defense once or twice. But, the most basic chess strategies will only take you so far. Even… READ THE REST
Whether you're hitting the hiking trail or poised for some other outdoor adventure, hydration is key – so a water bottle should always be within arm's reach. But, what about all that other stuff that needs to come with you out into the big bad world? What about your keys? Or a snack? Or those… READ THE REST
Most wallets do a fine job handling the task they were designed to do, which is holding your money until you need it. But, these days, people are looking for items that treat their dollars like they're safely ensconced in Fort Knox. And frankly, that level of security is way beyond what most wallets originally… READ THE REST