What is a switch, how does it work, and why are they usually clicky?

I'm so glad the amazing Tim Hunkin has a new video series about components! In the first episode, he takes a deep dive into chains — their history, how they work, how they've been refined over the years, and how they are used in machines. READ THE REST

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

If you want to work, you need to know where people need talents like yours. That means if you've got a talent for writing in 2021, you should seriously consider launching yourself as a full-service copywriter. While you might think 2020 was a calamity for businesses, it was also a starting point for just as… READ THE REST

Historians say chess likely started in India all the way back in the 7th century. And while it's never really been absent over those hundreds of years since, it's certainly experienced waxes and wanes in its public acclaim over the centuries. Even among all those ebbs and flows of history, chess is having a bit… READ THE REST

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