Here’s A Spy Movie-Grade Access Card Sniffing Implant
?w=800" alt=""/>Some of our devices look like they’re straight out of hacker movies. For instance, how about a small board you plant behind an RFID reader, collecting access card data and https://hackaday.com/2025/03/03/heres-a-spy-movie-grade-access-card-sniffing-implant/
https://hackaday.com/2025/03/03/heres-a-spy-movie-grade-access-card-sniffing-implant/
Deep Space DX Hack Chat
?w=800" alt=""/>Join us on Wednesday, March 5 at noon Pacific for the Deep Space DX Hack Chat with David Prutchi! In the past 70-odd years, the world’s space-faring nations have flung https://hackaday.com/2025/03/03/deep-space-dx-hack-chat/
A MicroPython Interpreter For Flipper Zero
?w=800" alt="Screenshot of the REPL running on the Flipper, importing the flipper API library and calling infrared receive function out of it with help of autocomplete"/>Got a Flipper Zero? Ever wanted to use a high-level but powerful scripting language on it? Thanks to [Oliver] we now have a MicroPython application for the Flipper, complete with https://hackaday.com/2025/03/03/a-micropython-interpreter-for-flipper-zero/
https://hackaday.com/2025/03/03/a-micropython-interpreter-for-flipper-zero/
Makw Ice Spheres in a Copper Press
?w=800" alt="A man in black glasses and a black t-shirt has his arms resting on a grey workbench. Between his opened hands are the two halves of a copper ice press. They are fist-sized copper cylinders. The lower half has large spiraling grooves to aid in the release of excess water from the ice being formed as it melts."/>Perfectly clear ice spheres are nifty but can be a bit tricky to make without an apparatus. [Seth Robinson] crafted a copper ice press to make his own. Copper is https://hackaday.com/2025/03/02/make-ice-spheres-in-a-copper-press/
https://hackaday.com/2025/03/02/make-ice-spheres-in-a-copper-press/
“Some Assembly Required” Makes Us Love Things More
?w=800" alt=""/>For the maker looking to turn their project into a business, trying to price your widget can be a bit of a conundrum. You want to share your widget with https://hackaday.com/2025/03/02/some-assembly-required-makes-us-love-things-more/
https://hackaday.com/2025/03/02/some-assembly-required-makes-us-love-things-more/
This Gesture Sensor Is Precise, Cheap, Well-Hidden
?w=800" alt=""/>In today’s “futuristic tech you can get for $5”, [RealCorebb] shows us a gesture sensor, one of the sci-fi kind. He was doing a desktop clock build, and wanted to https://hackaday.com/2025/03/01/this-gesture-sensor-is-precise-cheap-well-hidden/
https://hackaday.com/2025/03/01/this-gesture-sensor-is-precise-cheap-well-hidden/
SteamVR Controller Controlling Addressable LEDs
?w=800" alt=""/>[Chris] had an idea. When playing VR games like BeatSaber, he realized that spectators without headsets weren’t very included in the action. He wanted to create some environmental lighting that https://hackaday.com/2025/03/01/steamvr-controller-controlling-addressable-leds/
https://hackaday.com/2025/03/01/steamvr-controller-controlling-addressable-leds/
Making a PCR Machine Crypto Sign Its Results
?w=800" alt="A PCR machine with its side cover taken off exposing its guts, and the tray extended out"/>Money, status, or even survival – there’s no shortage of incentives for faking results in the scientific community. What can we do to prevent it, or at least make it https://hackaday.com/2025/03/01/making-a-pcr-machine-crypto-sign-its-results/
https://hackaday.com/2025/03/01/making-a-pcr-machine-crypto-sign-its-results/
Phytoremediation to Clean the Environment and Mine Critical Materials
?w=800" alt="A balding man in a blue suit and tie sits behind rows of plants on tables. A bright yellow watering can is close to the camera and out of focus."/>Nickel contamination can render soils infertile at levels that are currently impractical to treat. Researchers at UMass Amherst are looking at how plants can help these soils and source nickel https://hackaday.com/2025/02/28/phytoremediation-to-clean-the-environment-and-mine-critical-materials/
Tech in Plain Sight: Shopping Cart Locks
?w=800" alt=""/>Shopping carts are surprisingly expensive. Prices range up to about $300 for a cart, which may seem like a lot, but they have to be pretty rugged and are made https://hackaday.com/2025/02/28/tech-in-plain-sight-shopping-cart-locks/
https://hackaday.com/2025/02/28/tech-in-plain-sight-shopping-cart-locks/
Linux Fu: USB Everywhere
?w=800" alt=""/>It is a common problem: I have a USB device on a computer out in the shop, and I want to use it from the comfort of my office. What https://hackaday.com/2025/02/27/linux-fu-usb-everywhere/
A Precisely Elegant Cyberdeck Handheld
?w=800" alt=""/>[Nicholas LaBonte] shows off a Cyberdeck Handheld that demonstrates just how good something can look when care and attention goes into the design and fabrication. He wanted to make something https://hackaday.com/2025/02/27/a-precisely-elegant-cyberdeck-handheld/
https://hackaday.com/2025/02/27/a-precisely-elegant-cyberdeck-handheld/
Too Smooth: Football and the “KnuckleBall” Problem
?w=800" alt=""/>Picture a football (soccer ball) in your head and you probably see the cartoon ideal—a roughly spherical shape made with polygonal patches that are sewn together, usually in a familiar https://hackaday.com/2025/02/26/too-smooth-football-and-the-knuckleball-problem/
https://hackaday.com/2025/02/26/too-smooth-football-and-the-knuckleball-problem/
New Camera Does Realtime Holographic Capture, No Coherent Light Required
?w=800" alt=""/>Holography is about capturing 3D data from a scene, and being able to reconstruct that scene — preferably in high fidelity. Holography is not a new idea, but engaging in https://hackaday.com/2025/02/26/new-camera-does-realtime-holographic-capture-no-coherent-light-required/
A Ten Band SDR Transceiver For Homebrewers
?w=800" alt=""/>Making a multi-band amateur radio transceiver has always been a somewhat challenging project, and making one that also supported different modes would for many years have been of almost impossible https://hackaday.com/2025/02/26/a-ten-band-sdr-transceiver-for-homebrewers/
https://hackaday.com/2025/02/26/a-ten-band-sdr-transceiver-for-homebrewers/
We’re Hiring: Come Join Us!
?w=744" alt=""/>You wake up in the morning, and check Hackaday over breakfast. Then it’s off to work or school, where you’ve already had to explain the Jolly Wrencher to your shoulder-surfing https://hackaday.com/2025/02/25/were-hiring-come-join-us-7/
BlackBerry Keyboard Makes This Handheld Pi Stand Out
?w=800" alt=""/>In the decade or more since small inexpensive Linux-capable single board computers such as the Raspberry Pi came to the mainstream, many a hardware hacker has turned their attention to https://hackaday.com/2025/02/25/blackberry-keyboard-makes-this-handheld-pi-stand-out/
https://hackaday.com/2025/02/25/blackberry-keyboard-makes-this-handheld-pi-stand-out/
Keebin’ with Kristina: the One with All the Green Keyboards
?w=800" alt="Illustrated Kristina with an IBM Model M keyboard floating between her hands."/>Okay, you have to see the gallery to appreciate it, but this keyboard was designed to resemble a red cedar tree with the green shell and wood bottom and the https://hackaday.com/2025/02/24/keebin-with-kristina-the-one-with-all-the-green-keyboards/
https://hackaday.com/2025/02/24/keebin-with-kristina-the-one-with-all-the-green-keyboards/
Where No E. Coli Has Gone Before
?w=640" alt=""/>While we’re still waiting for ET to give us a ring, many worlds might not have life that’s discovered the joys of radio yet. Scientists ran a two-pronged study to https://hackaday.com/2025/02/24/where-no-e-coli-has-gone-before/
https://hackaday.com/2025/02/24/where-no-e-coli-has-gone-before/
Behind the Lens: Tearing Down a Rare Soviet Zenit 19
?w=800" alt="Close up of Zenit 19 camera"/>If you’re into Soviet-era gear with a techy twist, you’ll love this teardown of a rare Zenit 19 camera courtesy of [msylvain59]. Found broken on eBay (for a steal!), this https://hackaday.com/2025/02/23/behind-the-lens-tearing-down-a-rare-soviet-zenit-19759926/
https://hackaday.com/2025/02/23/behind-the-lens-tearing-down-a-rare-soviet-zenit-19759926/