If you’re a fan of action movies or dance music, you’ll probably be familiar with sub-bass. The moment in those James Bond explosions that thuds through your chest in the movie theatre?…

When the RepRap project was founded in 2005, it promised something spectacular: a machine that could build copies of itself. RepRaps were supposed to be somewhere between a grey goo and a device that ...

From the very first RepRaps to the newest and latest printers off the Makerbot assembly line, nearly every consumer 3D printer has one significant shortcoming: it cannot recover from missed steps, sli...

Nobody ever dismantles a working motorcycle. About ten years ago [Andy Pugh] took possession of a large box of rusty parts that formed most of what had once been a 1921 Ner-a-Car motorcycle. They l…

The crystal radio is a timeless learning experience, often our first insight into how a radio works. For some of us that childhood fascination never dies. Take for example Jim Cushman, this guy lov…

Has this ever happened to you? You start out on a reverse-engineering project, start digging in, and then get stumped. Then you go looking on the Internet for help, and stumble across someone who's al...

It's time to get out and have some fun with other Hackaday people in your area and we have the perfect opportunity. Be part of Hackaday World Create Day on Saturday, April 23rd. This is all about mee...

I’ve had a few conversations over the years with people about the future of 3D printing. One of the topics that arises frequently is the slicer, the software that turns a 3D model into paths for a …

Revolv, the bright red smart home hub famous for its abundance of radio modules, has finally been declared dead by its founders. After a series of acquisitions, Google’s parent company Alphab…

It's just a little past Halloween, but Adafruit's talking dog collar, modeled after the movie Up, is still a nice fusion between crafting and hacking.

One reason that Adafruit is so popular is tha...

[glitch] had a cheap EPROM eraser with very few features. Actually, that might be giving it too much credit: it's barely more than a UV light that turns on when it's plugged in and turns off when it'...

Over at [Truthlabs], a 30 year old pinball machine was diagnosed with a major flaw in its game design: It could only entertain one person at a time. [Dan] and his colleagues set out to change this, t...

The more tools you have the better. Unfortunately, not everyone has the space, or the money for full-size equipment. Looking to expand his maker capabilities, [Bruno] had the clever idea to turn a …

The US Space Shuttle program is dead and buried. The orbiters can now be found in their permanent homes in the Air and Space Museum, Kennedy Space Center, and the California Science Center. The lau…

Reading this article in the San Francisco Chronicle sounds very familiar if you've owned a hand-built robot of any kind. "Bistrobot" is a pretty sweet sandwich-making robot. It toasts bread on the fly...

It’s not unusual for new technologies to preserve vestiges of those that preceded them. If an industry has an inertia of doing things in a particular way then it makes commercial sense for an…

Over the last few years, news that police, military, and intelligence organizations use portable cellular phone surveillance devices – colloquially known as the ‘Stingray’ –…

Fictiv runs a 3D printing shop. They have a nice interface and an easy to understand pricing scheme. As community service, or just for fun, they decided to tear-down two robot vacuums and critique …

What's more seductive than a claw machine? After all, how hard can it be to snag that $2 teddy bear that is practically poking out of the pile of merchandise. But after 20 quarters, you realize you've...

With a welder and a bunch of scrap, you can build just about anything that moves. Want a dune buggy? That’s just some tube and a pipe bender. Need a water pump? You might need a grinder. A sm…