Supercon Talk: Sophy Wong is Designing the Future of Wearable Technology For many of us, the term “wearable technology” conjures up mental images of the Borg from Star Trek : harsh mechanical shapes and exposed wiring grafted haphazardly onto a human form that’s left with a range of motion just north of the pre-oilcan Tin Man. It’… Read More…
See the magic of a Tesla Valve In 1920, the great Nikola Tesla patented this ingenious valve that allows fluid or gas to flow in one direction but not the other. And it does it based entirely on its geometry without any moving parts. Here is the US patent, number 1,329,559. Read the rest Read More…
What’s the best 9-volt snap light? Over at Cool Tools (I site I co-run) Sean Michael Ragan made a video about 9 volt snap lights. These are small cubes containing and array of bright LEDs that snap onto a 9 volt battery, giving you a compact flashlight. Read the rest Read More…
I buy readers by the 5-pack I use +3.0 to read books, phone, and kindle, and +0.5 when using my computer. My readers of choice are these cheap horn-rim spex. A five-pack costs. I keep a pair in my travel bag and the others are scattered around the house. They tend to gather and disperse… Read More…
Great deal on a LED tracing light box I don’t have this particular LED tracing light box, but it’s super cheap on Amazon when you use code HC37AVDP. (If you don’t know what a light box is, you probably don’t need one.) Read the rest Read More…