Before the Raspberry Pi came out, one cheap and easy way to get GPIO on a computer with a real...
Hackaday
Space telescopes are all the rage, and rightfully so. The images they take are spectacular, and they’ve greatly increased what...
There’s no accounting for taste, but it’s hard to argue with The Autopian when they declare that this Nixie tube...
’s Composite Test Pattern Generator is a beautifully-made, palm-sized tool that uses an ESP32-based development board to output different test...
Everyone loves a full-wave bridge rectifier, but there’s no denying that they aren’t 100% efficient due to the diode voltage...
Over the course of its nearly 30 years in orbit, the International Space Station has played host to more “firsts”...
For most of us who are not astronomers, the image that comes to mind when describing a reflecting telescope is...
An oscilloscope is usually the most sensitive, and arguably most versatile, tool on a hacker’s workbench, often taking billions of...
There are a lot of options for local weather stations; most of them, however, are sensors tied to a base...
Over on ScienceDaily we learn that an international team of scientists have turned a common semiconductor germanium into a superconductor....
One part wants 3.3V logic. Another wants 5V. What do you do? Over on the YouTube channel, there’s a recent...
Although Robert F. Kennedy gets the credit for popularizing it, George Bernard Shaw said: “Some men see things as they...
As an electromagnetic radiation phenomenon, it’s perhaps not so surprising that light is affected by a magnetic field. This Faraday...
What might a laptop version of the Commodore 64 have looked like if one had been released by the late...
has another lecture online that dives deep into the physics of electronic processes. This time, the subject is magnetic transformers....
Looking for an educational microcontroller board to get you or a loved one into electronics? Consider the tinyCore – a...
As technology marches on, gear that once required expensive lab equipment is now showing up in devices you can buy...
We have probably all been there: digging through boxes full of old boards for projects and related parts. Often it’s...
One of the major difficulties in studying electricity, especially when compared to many other physical phenomena, is that it cannot...
If you’ve seen a big air-variable capacitor, you may have noticed that some of the plates may have slots cut...
powers up a thrust meter from an Apollo lunar module. This bit of kit passed inspection on September 25, 1969....
It seems like a fair assessment to state that the many ‘AI’ features that Microsoft added to Windows 11 are...
If you’re a regular reader of Hackaday, you may have noticed a certain fondness for Meshtastic devices, and the LoRa...
UNIX version 4 is quite special on account of being the first UNIX to be written in C instead of...
If you are a schoolkid of the right age, you can’t wait to lose a baby tooth. In many cultures,...
