Mark sez, "The recent post of the CARDIAC Unboxing [ed: the CARDIAC being a cardboard teaching computer that Bell Labs released in the late 60s] made me poke my father, who has written a CARDIAC emulator that actually looks like the real CARDIAC, to put together a webpage with the source of it. Both his childhood and mine were definitely influenced by this little wonder out of Bell Labs, so for those who can't get the cardboard variant, here's the software one, along with a scan of the original CARDIAC manual."
CARDIAC: (CARDboard Illustrative Aid to Computation)
Justine Haupt made this handsome and completely functional rotary cellphone. Her design is open-source and you can even buy a case kit from her company, Sky’s Edge Robotics. You have to find and carefully modify your own rotary dial, though — they’re apparently no longer made — as well as a few other components. Why […]
Samsung claims to have developed an “Ultra Thin Glass” for its new Galaxy Z Flip foldable smartphone, signalling scratch resistance and durability beyond that of similar products. But tests conducted by Zack Nelson using a Mohs Hardness Testkit [Amazon] — a set of styluses made of different materials — show that it is no more […]
There is very little evidence that Ring reduces crime. Hundreds of police departments have signed agreements with Amazon-owned Ring to obtain access to the home surveillance camera footage. Interviews with many of them, in 8 different states, show little to no evidence that Ring actually deters criminal activity.
Whether you’re managing a political campaign or building a client base, there comes a time when you stop seeing people and start seeing numbers. This doesn’t happen suddenly. You shake hands, make calls, and build relationships. And then those relationships disappear into a database of donors or customers as your organization grows. People get brought […]
Learning to ride a bike is one of those quintessential childhood experiences that’s as rewarding as it is scary. Prep your precious babe for success by starting them early with the world’s lightest balance bike, the Brilrider FLIGHT. For the uninitiated, balance bikes are no-pedal bicycles that propel forward by pushing off the ground with […]
With so many advancements in modern society, you’d think we’d have moved beyond the butane lighter by now. A pressurized, flammable gas, butane fumes can irritate your eyes and skin, can elevate your heart rate, and even lead to cardiac arrest. And we did mention that whole highly pressurized and flammable part, right? While certainly […]