Hackaday.com

When a fire breaks out in a high-rise building, conventional wisdom is that stairwells are the only way out. Lifts are verboten in such scenarios, while sheer height typically prevents …read more

[Bogdan Micea] uses a laptop cooler, but was a bit annoyed that his cooler would run at the same power no matter how hard the laptop was working. Rather than …read more

Some time ago, Linus Torvalds made a throwaway comment that sent ripples through the Linux world. Was it perhaps time to abandon support for the now-ancient Intel 486? Developers had …read more

Normally when a government extends a piece of copyright law we expect it to be in the favour of commercial interests with deep pockets and little care for their consumers. …read more

Modern RC cars can be pretty darn fast. That’s fun and all, but it also makes it easy to crash them into things. This problem inspired [Narrow Studios] to whip …read more

By now most floppy disks have been relegated to the dustbin of history, with a few exceptions for obscure industrial applications using legacy hardware and, of course, much of the …read more

Your design task, should you decide to accept it: given an input voltage, square it. Ok, that’s too hard since squaring 8 volts would give you 64 volts, so let’s …read more

As it stands, cryptocurrency largely seems to be a fad of the previous decade, at least as far as technology goes. During that time, many PC users couldn’t get reasonably …read more

Lego’s Technic line features all kinds of mechanical devices, from cogs to gears to chains and even pneumatic components. However, the vast majority of these components are made out of …read more

Well, here’s an interesting idea: the service loop. Ever heard of it? We haven’t! In the video, the presenter explains the service loop serves two purposes: on the one hand …read more

There comes a time in any software developer’s life when they look at their achievements, the lines of code written and the programming languages they have relied on, before wondering …read more

People have been coming up with clever ways to bring light to the darkness since we lived in caves, so it’s no surprise we still love finding interesting ways to …read more

There are all manner of musical myths, covering tones and melodies that have effects ranging from the profound to the supernatural. The Pied Piper, for example, or the infamous “brown …read more

It’s been awhile since we checked in with Canada’s Edison Motors, so let’s visit [DeBoss Garage] for an update video. To recap, Edison Motors is a Canadian company building diesel-electric …read more

With immunotherapy increasingly making it out of the lab and into hospitals as a viable way to treat serious conditions like cancer, there’s a lot of pressure to optimize these …read more

Thanks to [Radical Brad] for writing in to let us know about his recent project, building a street racing bike from square tubing and old bike parts. In this 50 …read more

Certain styles of photography or videography immediately evoke an era. Black-and-white movies of flappers in bob cuts put us right in the roaring 20s, while a soft-focused, pastel heavy image …read more

Who knows what you’ll find in a second-hand shop? [Zeal] found some old keyboards made to fit early Alcatel phones from the year 2000 or so. They looked good but, …read more

What if you electroplated a plastic 3D print, and then melted off the plastic to leave just the metal behind? [HEN3DRIK] has been experimenting with just such a process, with …read more

In Greek mythology, Sisyphus was a figure who was doomed to roll a boulder for eternity as a punishment from the gods. Inspired by this, [Aidan], [Jorge], and [Henry] decided …read more