The humble cathode ray tube (CRT) was once the technology behind almost all of our televisions and computer displays. Its ...

Many HVAC systems in North America operate off 24V systems, which can be readily upgraded with off-the-shelf  smart ...

As we learn more about all the nasty stuff floating in the air, it becomes more compelling to monitor the air for pollution ...

When Elliot Williams and Al Williams compare their notes on the week in Hackaday, you know you’ll get at least one or two bad puns. How bad? Tune in and find out. This week, Tom Nardi visits ...

If you have a desktop 3D printer, you probably want something to hang filament spools on. [LVTRC] has a spool roller that ...

There’s retrogaming, and then there’s retro gaming. This next project falls into the second category, as [Callan] of 74XX ...

VPNs, Virtual Private Networks, aren’t just a good idea to keep your data secure: for millions of people living under ...

Given its abundance and simplicity, the RP2040 has no doubt become a favourite for USB peripheral building – in particular, USB-connected tools for electronics experiments. Today, we see one … ...

Bob Widlar (1937-1991) is without a doubt one of the most famous hardware engineers of all time. In fact, it would not be an exaggeration to say that he is the person who single-handedly started the ...

Portal 2 is mostly known as the successful sequel to Valve’s weird physics platformer, Portal. It’s not really known for being a webserver. That might change, though, given the hard work of ...

[Nicholas LaBonte] shows off a Cyberdeck Handheld that demonstrates just how good something can look when care and attention goes into the design and fabrication. He wanted to make something that ...

If you want to pull apart a program to see how it ticks, you’re going to need a disassembler. [Ricardo Quesada] has built Regenerator 2000 for just that purpose. It’s a new interactive disassembler ...