Roman Telescope Saves Fuel, Doubles Mission

Contemplate the events that might end a space mission, and you might picture something dramatic: detonation on the pad, a dead guidance system, or micrometeoroids shattering delicate solar panels. More …read more

Geothermal Cooling For New York’s Subways

You might think that if you dug some tunnels down into the ground where you could be out of the sunshine, that you might find them to be relatively cool …read more

Places To Visit: Landschaftspark Duisburg-Nord

There are many benefits to spending time in the park, but perhaps few of them have a Hackaday angle. There’s a park in Germany you might want to make an …read more

The FPGA Chronicles: Exploring The Tang Nano 20K

FPGAs used to be mysterious, expensive devices, but these days you can buy surprisingly capable boards for very little money. Some years ago, I did an FPGA Bootcamp over on …read more

Hackaday Links: September 27, 2026

It isn’t quite hailing frequencies open, but researchers from Harvard claim they’ve picked up a radio signal directly from a nearby exoplanet. Before you get too excited, planets in our …read more

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Ambition, Thy Name Is A 3D Printed Transonic R/C Jet

2 Comments
By Tyler August | October 5, 2026

Building anything that flies from scratch is an ambitious undertaking, even if it’s ‘just’ radio-controlled. 3D printing the aircraft isn’t that odd these days, but putting a hot jet engine …read more
How To Grow A Giant Crystal From Copper Sulfate

4 Comments
By Maya Posch | October 5, 2026

Copper sulfate crystals are probably among one of the prettiest crystals you can grow at home, with even just a simple setup with some copper scrap and vinegar already capable …read more
Failing To Make A Fanless PC

8 Comments
By Fenix Guthrie | October 5, 2026

The discerning modern gamer’s quest is to find a quieter computer without sacrificing performance. That proves challenging when modern components are highly efficient at producing monumental quantities of thermal energy. …read more
How A British Engineer Homebrewed The Quietest Carbine

20 Comments
By Zoe Skyforest | October 5, 2026

Hollywood has a lot to answer for when it comes to “silencers” on firearms. On screen, a suppressed pistol makes a pinging thud, and the bad guy in the next …read more
Building A Cheap, Dexterous Robot Hand

3 Comments
By Aaron Beckendorf | October 5, 2026

Most of the time, assuming nothing’s gone wrong with them, we take our hands so much for granted that it’s easy to forget what remarkable pieces of engineering they are: …read more
The FPGA Chronicles: Open Source It

9 Comments
By Al Williams | October 5, 2026

Last time, we looked at getting started with the GOWIN tools and a Tang Nano 20K FPGA. The software from GOWIN isn’t bad, but it isn’t open source, and there …read more
Porting Video Games To VHS

4 Comments
By Maya Posch | October 5, 2026

Although VHS-based games have existed for about as long as VHS players have sat in millions of living rooms, they always tended to be rather sparse gaming experiences. For example, …read more

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Roman Telescope Saves Fuel, Doubles Mission

Geothermal Cooling For New York’s Subways

Places To Visit: Landschaftspark Duisburg-Nord

The FPGA Chronicles: Exploring The Tang Nano 20K

Hackaday Links: September 27, 2026

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How A British Engineer Homebrewed The Quietest Carbine

Vacuum Drying And Making Stuff Hot In A Vacuum

Roman Telescope Saves Fuel, Doubles Mission

Geothermal Cooling For New York’s Subways

The FPGA Chronicles: Exploring The Tang Nano 20K

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The FPGA Chronicles: Open Source It

Hackaday Links: October 3, 2026

Hackaday Podcast Episode 389: Spinning Lightfield Displays, And Jenny Visits A Blast Furnace

This Week In Security: ShinyHunters Won’t Dox The FBI, Pentagon Data Stolen, And OBS Vulnerable

Places To Visit: Landschaftspark Duisburg-Nord

Roman Telescope Saves Fuel, Doubles Mission

Geothermal Cooling For New York’s Subways

Places To Visit: Landschaftspark Duisburg-Nord

The FPGA Chronicles: Exploring The Tang Nano 20K

Hackaday Links: September 27, 2026

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