Making conference badges is a tough job. Unless you're sitting on a gold mine, you have to contact a whole bunch of sponsors for help, work the parts that you can get into a coherent design, and do it...

[Paul] is very up-front about the realities of his $25 Satellite Tracker, which aims a tape measure yagi antenna at a satellite of choice and keeps it tracking the satellite as it moves overhead. D…

It’s not transparent aluminum, exactly, but it might be even better: transparent wood. Scientists at the University of Maryland have devised a way to remove all of its coloring, leaving behin…

It’s tough times for 3D-printing. Stratasys got burned on Makerbot, trustful backers got burned on the Peachy Printer meltdown, I burned my finger on a brand new hotend just yesterday, and that’s o…

[Luke] brews his own beer. And like all beer brewers, he discovered that the worst part of homebrewing is cleaning out all the bottles. Time for a kegging system! And that means, time for a kegerat…

When we recently covered the topic of high voltage safety with respect to mains powered equipment, we attracted a huge number of your comments but left out a key piece of the puzzle. We take our ma…

Everyone who’s donated blood, gotten an intravenous (IV) line put in, or has taken a blood test knows that little bit of anxiety before the needle goes in. Will this be a one stick operation,…

[S.PiC] has been working on a computer case styled to look like the Vulture mech from Battletech. We're not sure if his serious faced cat approves or not, but we do.

The case is made from artfull...

USB C allows data transfer, but also has provisions for transferring data related to power distribution. Of course, where there is data, there is a need to snoop on data for troubleshooting or reve…

When Hackaday announced winners of the 2014 Hackaday Prize, a bunch of hackers from Greece picked up the grand prize of $196,418 for their SatNOGS project - a global network of satellite ground statio...

Have you ever wanted to own a full-sized ShopBot? What if some geniuses somewhere made a tool the size of a coffee maker that had the same capabilities? Does an augmented reality, real-time feedback, ...

There's something alluring about radial engines. The Wasps, the Cyclones, the Gnomes - the mechanical beauty of those classic aircraft engines can't be denied. And even when a radial engine is powered...

One of the nice things about the Raspberry Pi is that it runs Linux and you can do a lot of development right on the board. The converse of that is you can do a lot of development on a Linux deskto…

No mice were harmed in the making of this non-lethal soda bottle mousetrap.

Depending on your opinion of these little critters, that could be a good thing or a bad thing. We don't deny that mice ar...

Battery technology is a constant chemical war between the laws of physics and the desire of engineers to make devices smaller. On one side, the laws of physics declare that there are limits to how muc...

Storytelling is an art. It stretches back to the dawn of man. It engages people on an emotional level and engages their mind. Paulina Greta Stefanovic, a user experience researcher and interaction de...

The Peanuts cartoon character Schroeder liked to bang out Beethoven a toy piano. Now, thanks to this hack from [Liam Lacey], Schroeder can switch to Skrillex. That's because [Liam] built a polyphonic ...

[Oitzu] in Germany wrote in to let us know about a series of short but very informative blog posts in which he describes building a series of solar-powered, networked birdhouses with the purpose of…

We should all be familiar with TV ambient lighting systems such as Philips' Ambilight, a ring of LED lights around the periphery of a TV that extend the colors at the edge of the screen to the surroun...

More and more, the power grid is distributed. Houses have solar panels on their roofs, and where possible, that excess power is sold back to the grid. The current trend is towards smart meters that…