Robots are increasingly seeing the world outside of laboratories and factories, and most of us think we would be able to spot one relatively quickly. What if you walked past one on the street -- would...

It's true that a lot of the projects we feature here (and build ourselves) are created to accomplish some sort of goal. But, many times the project itself is the goal. That's the case with [Proto_G's...

Near the end of the lifecycle of mass-market commercial product development, an engineering team may come in and make a design for manufacturability (DFM) pass. The goal is to make the device easy,…

If you like LED clocks and illuminated bicycle wheels, [Harald Coeleveld] has just the right weekend project for you. His RGB pixel LED clock is as simple as it is beautiful, and it can be built in no...

Non-planar layer Fused Deposition Modeling (FDM) is any form of fused deposition modeling where the 3D printed layers aren’t flat or of uniform thickness. For example, if you’re using mesh be…

If you own a car, I would wager it’s the most complex device you own. Within you find locomotion, safety systems, and an entertainment system that may be using technology from several decades…

Smart home tech is on the rise, but cost or lack of specific functionality may give pause to prospective buyers. [Whiskey Tango Hotel] opted to design their own system using a Raspberry Pi and Blueto...

Cutting foam is difficult with traditional methods. The best way is with a hot wire. If you read Hackaday, it is a good bet you can figure out how to use electricity to make a wire hot without any …

Every year, new models of laptops arrive on the shelves. This means that old laptops usually end up in landfills, which isn’t exactly ideal. If you don’t want to waste an old or obsolet…

For their Hackaday Prize entry, [Jithin], [Praveen], [Varunbluboy], and [Georges] are working on SEELablet, a device that will equip budding citizen scientists with control and measurement equipment. ...

If you're anything like us, chances are pretty good you've got at least one underused piece of fitness gear cluttering up your place. Rather than admit defeat on that New Year's Resolution purchase, w...

Artist [Petros Vrellis] has done something that we’ve never seen before: his piece “A New Way to Knit” lives up to its name. What he’s done is to take the traditional circul…

Wood. Humans have burned it for to heat their homes for thousands of years. It’s truly a renewable source of energy. While it may not be the most efficient or green method to warm a space, it defin…

[Lukas] started his epic SDR-from-scratch build when he was 16. Projects like this aren’t completed overnight. (He’s now 18. We’re impressed.) The project itself is a Software-Def…

The ESP8266 is the reigning WiFi wonderchip, quickly securing its reputation as the go-to platform for an entire ecosystem of wireless devices. There’s nothing that beats the ESP8266 on a cap…

[amazingdiyprojects] has been making lots of test flights in his crazy eight propeller gasoline powered danger bucket.

We last covered the project when he had, unfortunately, wrecked the thing in ...

Physicist and squirrel gastronomer [Carsten Dannat] is trying to correlate two critical social economical factors: how many summer days do we have left, and when will we run out of nuts. His resear...

DEF CON is just around the corner, and that means in just a few days thousands of hardware hackers will be wandering around the casinos in Vegas. Yes, in a mere handful of hours, the tech literati wil...

Almost exactly two years ago, shocking news thundered across the electronics blogosphere. There was a new WiFi module on the block. It was called the ESP8266, a simple serial device capable of taki…

[Photonicinduction] purchased a very very bright light. This 20,000 Watt half meter tall halogen will just about light the back of a person’s skull with their eyes closed. These are typically…