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Bismuth is known for a few things: its low melting point, high density, and psychedelic hopper crystals. A literal deep-dive into any molten metal would be a terrible idea, regardless …read more

Try an experiment. Next time you are in a room with someone, ask them to name everything in the room. Only certain kinds of people will say “air” or “light.” …read more

The fact that there exist in our world flat rocks that make lightning when you point them at the sun is one of the most unappreciated bits of wizardry in …read more

The function of an LED is to emit light when the device is forward biased within its operating range, and it’s known by most people that an LED can also …read more

Make no mistake, just getting a hacker con off the ground is a considerable challenge. But the really hard part comes after. To be more than a one-off success story, …read more

The super talented [Switch Angel] is an electronic music artist, with a few cool YouTube videos to show off their absolute nailing of how to live code with Strudel. For …read more

As a classic car enthusiast, my passion revolves around cars with a Made in West Germany stamp somewhere on them, partially because that phrase generally implied a reputation for mechanical …read more

The idea of gamifying all the things might have died down now that the current hype is shoving AI into all the things — but you’ve probably never seen it …read more

Not too long ago, part of using a computer was often finding the correct disk for the application you wanted to run and inserting it into your machine before you …read more

Although the saying of caveat emptor rings loudly in the mind of any purveyor of electronic components, the lure of Very Cheap Stuff is almost impossible to resist. Sure, that …read more

Ok, you caught us. It certainly isn’t going to be the year of Algol. When you think of “old” programming languages, you usually think of FORTRAN and COBOL. You should …read more

As computer hardware gets better and better, most of the benefits are readily apparent to users. Faster processors, less power consumption, and lower cost are the general themes here. But …read more

There’s no rule that says that logic circuits must always use electrically conductive materials, which is why you can use water, air or even purely mechanical means to implement logic …read more

This week Jonathan talks to James Cole about Firefly III, the personal finance manager! This one itches James’ own itch, but brings great visualization and management tools for your personal …read more

In the history of entertainment, few properties have made the sort of indelible mark on popular culture as Star Trek has. In 950 episodes across the twelve television series that …read more

Every now and then in histories of the 20th’s century’s earlier years, you will see pictures of cars and commercial vehicles equipped with bulky drums, contraptions to make their fuel …read more

If there ever was a toy that enjoys universal appeal and recognition, the humble Rubik’s Cube definitely is on the list. Invented in 1974 by sculptor and professor of architecture …read more

We were recently tipped off to quite a resource — on the Texas Instruments website, there’s a page where you can view and download a compendium of analog sub-circuits. Individual …read more

As a video game, DOOM has achieved cult status not just for its legendary gameplay and milestone developments but also because it’s the piece of software that’s likely been ported …read more

It’s no secret that here at Hackaday we’ve at times been tempted to poke fun at the world of audiophiles, a place where engineering sometimes takes second place to outright …read more