Keeping the Noise Down Under the Sea
Since sound is the primary sense used by most ocean life, disruptions to the natural noise levels in the ocean from human activities can be...Read More
Gyroscope Walks The Tightrope
Gyroscopes are one of those physics phenomena that are a means to many ends, but can also enjoyed as a fascinating object in their own righ...Read More
Network Programming
If you want a book on network programming, there are a few classic choices. [Comer’s] TCP/IP books are a great reference but sometimes is t...Read More
Bringing The PIO To The FPGA
We’ve seen some pretty incredible hacks using the Raspberry Pi 2040. However, one of the most exciting bits of hardware onboard is the Prog...Read More
Watch a Web Page Fetch Itself Over TLS, Complete With Commentary
TLS, byte by byte performs an unusual and interesting function: it fetches itself over HTTPS , and provides a complete annotation of what...Read More
Hackaday Links: May 21, 2023
The reports of the death of automotive AM radio may have been greatly exaggerated. Regular readers will recall us harping on the issue of a...Read More
Easy Graphene Production with a Laser Engraver
Graphene isn’t easy to produce at scale. But making small batches of graphene is doable in a few ways. [Robert Murray-Smith] decided to try...Read More
THOR Microwaves Drone Swarms
In recent years small drones have gone from being toys and photography tools to a deadly threat on the battlefield. Kamikaze drones have be...Read More
ESPClicker – An Elegant Solution for Integrating Dumb Devices into Home Assistant
Integrating non-smart devices into your home automation system can be a cumbersome process, involving the wiring of multiple modules. Howev...Read More
Prompt Injection: An AI-Targeted Attack
For a brief window of time in the mid-2010s, a fairly common joke was to send voice commands to Alexa or other assistant devices over video...Read More
Early Computer Art from the 1950s and 1960s
Modern day computer artist, [Amy Goodchild] surveys a history of Early Computer Art from the 1950s and 1960s . With so much attention prese...Read More
Go In All The Directions With Omniwheeled ESP32 Bot
The ability to change direction without turning is the specialty of omnidirectional wheels, which [maker.moekoe] used to their full potenti...Read More
An Entire RISC-V Operating System in 2000 Lines
While Microsoft and Apple don’t release the source code for their operating systems, a good estimate is that it takes around 50 million lin...Read More
LTE Sniffer Ferrets Out Cellular Communications
LTE networks have taken over from older technologies like GSM in much of the world. Outfitted with the right hardware, like a software defi...Read More
Revisiting Folk Wisdom for Modern Chronic Wound Care
In the constant pursuit of innovation, it’s easy to overlook the wisdom of the past. The scientific method and modern research techniques h...Read More
Machining a Golf Ball To Make a Lovely Tactile Volume Knob
Golf balls are wonderfully tactile things. They have a semi-grippy covering, and they’re a beautiful size and weight that sits nicely in th...Read More
Not Just ATP: Two-Component Molecular Motor Using GTPase Cycle Demonstrates Mechanotransduction
For most of us who haven’t entirely slept through biology classes, it’s probably no secret that ATP (adenosine triphosphate) is the compoun...Read More
Inside A Current Probe
[The Signal Path] had two Tektronix AC/DC current probes that didn’t work. Of course, that’s a great excuse to tear them open and try to ge...Read More
Learn How Impossibly Close-fitting Parts Are Actually Made
Most of us have seen those demonstrations of metal parts that mate together so finely that, once together, they have no visible seam at all...Read More
Human DNA Is Everywhere: A Boon For Science, While Terrifying Others
Environmental DNA sampling is nothing new. Rather than having to spot or catch an animal, instead the DNA from the traces they leave can be...Read More
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