A lot of people like tubes either for their audio sound or their collectible value. [Uniservo] likes oddball tubes. His recent video (see below) shows a radechon — a computer memory tube. The…

There are so many autonomous devices nowadays that can run Skynet Inside(TM) that it’s hard to keep track. But one was still missing: the versatile Bobcat. When we say “Bobcat”, w…

PVC pipe is a valuable material to the backyard hacker. It’s cheap, readily available, and comes in a range of different sizes. However, what do you do if you need to bend it? The typical app…

[Taciuc Marius] and his colleague noticed that days with low atmospheric pressure plus caffeine in their system meant a spike in blood pressure. Considering how this might impact his cardiovascular…

A few weeks ago I needed a power strip in my home office. The outlet in question is located behind a filing cabinet so it would need a low profile plug. I jumped on Amazon to buy a surge suppressor…

Sometimes great projects keep evolving. [Bithead942] built himself an R2-D2 to accompany him when he goes a-trooping — but something didn’t feel quite right. Turns out, R2 was missing i…

There’s a trick in the world of plastic enclosures. The threaded insert is a small cylinder of metal with threads on the inside and a rough edge on the outside. To make a plastic part with a …

Can you really catch lightning with Mjolnir, the mythical hammer of Thor? If you’re [James Hobson] you can get pretty darn close. He’s a long time writer at Hackaday who’s been bu…

How do you get the attention of thousands of Hackaday readers? Build a clock! There are just so many choices to agonize over. Do you go with a crystal as a clock source, a fancy oven controlled cry…

Born with just one foot, [Nerraw99] had to work around prosthetics all his life. Finally getting fed up with the various shortcomings of his leather and foam foot, he designed, tweaked, printed and…

[Jeri Ellsworth] has done some YouTubing again (yes, that’s a word, just like YouTuber) after a four-year hiatus. She’s recently uploaded a very enjoyable four-part series touring the M…

[Martin Rowe] over at EDN recently put a $200 wireless oscilloscope to the test. The Areoscope 100A is a single channel scope in a probe body that communicates back to an Apple smartphone or tablet…

If there’s one thing that Hollywood knows about hackers, it’s that they absolutely love data visualizations. Sometimes it’s projected on a big wall (Hackers, WarGames), other time…

[MechEngineerMike] wrote in to share the enthusiasm over SimpleSumo, a series of open source, customizable robots he designed for mini-sumo battling and much more. For the unfamiliar, mini-sumo is …

So, your smart mirror has been running for a while, but Halloween is coming up and you want to come up with some cool Halloween stuff to display on the mirror. If you’re looking for ideas, ch…

After booting up his RetroPie system, [jfrmilner] had the distinct feeling that something was off. Realizing that the modern Xbox 360 controller didn’t fit right when reliving the games of hi…

Exactly how much work is required to pedal a bike? There are plenty of ways to measure the power generated by a cyclist, but a lot of them such as heavily instrumented bottom brackets and crank arm…

Videos games are a cornucopia of project ideas well-suited to the talents of makers and hackers, and Halloween is as good a time as any to show them off! Reddit user [Tavarin], a huge fan of the Bo…

[David Schneider]’s love affair with Weller temperature controlled soldering irons began many years ago, but when he came to the point of needing a cordless iron he had problems finding one t…

When you move from one-off builds to production scale, perhaps to meet that Kickstarter commitment or to keep your Tindie store stocked, you’re going to need to tool up. Jobs like building wi…