Collaborate Disseminate
The Titanic famously (or infamously) used Morse code to call out in distress at the end of its final voyage. Ships at sea and the land-based stations that supported them …read more Continue reading Inside America’s Last Morse Code Station
These days, paying for TV programming is a fact of life. You pay your cable company or some streaming service and the only question is do you want Apple TV …read more Continue reading Retro Gadgets: Pay TV in the 1960s
It is a fun project to build a simple robot but, often, the hardest part these days is creating the mechanical base. [Concrete Dog] has a new open source design …read more Continue reading The $16 PCB Robot
What do the HP-1000 and the DEC VAX 11/730 have in common with the video games Tempest and Battlezone? More than you might think. All of those machines, along with …read more Continue reading The 1970s Computer: A Slice of Computing
In the 1967 movie The Graduate, a wise older man gives some advice to the title character: plastics. Indeed, plastics would become big business. In 1962, though, a computer-savvy character …read more Continue reading What’s a Transfluxor?
If you want to draw schematics today, you probably sit down at your computer. Why not? There are a ton of programs made to do the work easily, and the …read more Continue reading Blast From the Past: Schematic Templates
Logarithms are a common idea today, even though we don’t use them as often as we used to. After all, one of the major uses of logarithms is to simplify …read more Continue reading Joost Bürgi and Logarithms
[Math the World] claims that your calculus teacher taught you integration wrong. That’s assuming, of course, you learned integration at all, and if you haven’t forgotten it. The premise is …read more Continue reading Integration Taught Correctly
Glow-in-the-dark projects aren’t that uncommon. You can even get glow-in-the-dark PLA filament. However, those common glowing items require a charge from light, and the glow fades very quickly. [Ogrinz Labs] …read more Continue reading Radioactive 3D Printed Flower Glows and Glows
The news doesn’t go long without some kind of superconductor announcement these days. Unfortunately, these come in several categories: materials that require warmer temperatures than previous materials but still require …read more Continue reading Ask Hackaday: What If You Did Have a Room Temperature Superconductor?