Record-Breaking Robots at Guinness World Records If you ever wanted to win a bar bet about a world record, you probably know about the Guinness book for World Records. Did you know, though, that there are …read more #hacking #projects

Hackaday

Record-Breaking Robots At Guinness World Records

If you ever wanted to win a bar bet about a world record, you probably know about the Guinness book for World Records. Did you know, though, that t...

VFETs are (Almost) Solid State Tubes We always enjoy videos from [w2aew]. His recent entry looks at vertical or VFETs, which are, as he puts it, a JFET that thinks it is a triode. He clearly …read more #hacking #projects

Hackaday

VFETs Are (Almost) Solid State Tubes

We always enjoy videos from [w2aew]. His recent entry looks at vertical or VFETs, which are, as he puts it, a JFET that thinks it is a triode. He c...

Hackaday Links: October 26, 2025 There was a bit of a kerfuffle this week with the news that an airliner had been hit by space junk. The plane, a United Airlines 737, was operating at …read more #hacking #projects

Hackaday

Hackaday Links: October 26, 2025

There was a bit of a kerfuffle this week with the news that an airliner had been hit by space junk. The plane, a United Airlines 737, was operating...

Examining the First Mechanical Calculator Blaise Pascal is known for a number of things, but we remember him best for the Pascaline, an early mechanical calculator. [Chris Staecker] got a chance to take a close …read more #hacking #projects

Hackaday

Examining The First Mechanical Calculator

Blaise Pascal is known for a number of things, but we remember him best for the Pascaline, an early mechanical calculator. [Chris Staecker] got a c...

Making Math Less Stressful with a Python Super-Calculator In a recent write-up, [David Delony] explains how he built a Wolfram Mathematica-like engine with Python. Core to the system is SymPy for symbolic math support. [David] said being able …read more #hacking #projects

Hackaday

Making Math Less Stressful With A Python Super-Calculator

In a recent write-up, [David Delony] explains how he built a Wolfram Mathematica-like engine with Python. Core to the system is SymPy for symbolic ...

Spreadsheets Apple ][ Style It is hard to remember a time when no one had a spreadsheet. Sure, you had big paper ledgers if you were an accountant. But most people just scribbled their …read more #hacking #projects

Hackaday

Spreadsheets Apple ][ Style

It is hard to remember a time when no one had a spreadsheet. Sure, you had big paper ledgers if you were an accountant. But most people just scribb...

HRV Gets Home Automation Upgrades In our modern semi-dystopia, it seems like most companies add automation features to their products to lock them down and get consumers to buy even more proprietary, locked-down components. The …read more #hacking #projects

Hackaday

HRV Gets Home Automation Upgrades

In our modern semi-dystopia, it seems like most companies add automation features to their products to lock them down and get consumers to buy even...

Windows 95, With Just a Floppy Drive It’s something of a shock to be reminded that Microsoft’s Windows 95 is now 30 years old — but the PC operating system that brought 32-bit computing to the masses …read more #hacking #projects

Hackaday

Windows 95, With Just A Floppy Drive

It’s something of a shock to be reminded that Microsoft’s Windows 95 is now 30 years old — but the PC operating system that broug...

A Nuclear Physics Lab in your Pocket If you want to work with radioactive material, a cheap Geiger counter isn’t really what you want. According to [Project 326], you need a gamma ray spectrometer. The video below …read more #hacking #projects

Hackaday

A Nuclear Physics Lab In Your Pocket

If you want to work with radioactive material, a cheap Geiger counter isn’t really what you want. According to [Project 326], you need a gamm...

A Simple $25 Robot Based on the ESP32 [Paul McCabe] wrote in to let us know about his $25 robot. This small wheeled robot is based on an ESP32 and made using cardboard and hot glue. You drive …read more #hacking #projects

Hackaday

A Simple $25 Robot Based On The ESP32

[Paul McCabe] wrote in to let us know about his $25 robot. This small wheeled robot is based on an ESP32 and made using cardboard and hot glue. You...