Demonstrating The Sheer Lack Of Security In First Gen Cellular Networks
https://hackaday.com/2026/01/20/demonstrating-the-sheer-lack-of-security-in-first-gen-cellular-networks/

Modern cellular networks are built to serve millions upon millions of users, all while maintaining strict encryption across all communications. But earlier cellular networks were by no means so secure, …read more (https://hackaday.com/2026/01/20/demonstrating-the-sheer-lack-of-security-in-first-gen-cellular-networks/)

What Isaac Roberts Saw Without a Space Telescope
https://hackaday.com/2026/01/20/what-isaac-roberts-saw-without-a-space-telescope/

Space telescopes are all the rage, and rightfully so. The images they take are spectacular, and they’ve greatly increased what we know about the universe. Surely, any picture taken of, …read more (https://hackaday.com/2026/01/20/what-isaac-roberts-saw-without-a-space-telescope/)

Can Skynet Be a Statesman?
https://hackaday.com/2026/01/21/can-skynet-be-a-statesman/

There’s been a lot of virtual ink spilled about LLMs and their coding ability. Some people swear by the vibes, while others, like the  FreeBSD devs have sworn them off …read more (https://hackaday.com/2026/01/21/can-skynet-be-a-statesman/)

Espressif Introduces the ESP32-E22 Wi-Fi 6E and Bluetooth Co-Processor
https://hackaday.com/2026/01/21/espressif-introduces-the-esp32-e22-wi-fi-6e-and-bluetooth-co-processor/

Espressif has unveiled its latest major chip in the form of the ESP32-E22. Officially referred to as a Radio Co-Processor (RCP), it’s intended to be used via its PCIe 2.1 …read more (https://hackaday.com/2026/01/21/espressif-introduces-the-esp32-e22-wi-fi-6e-and-bluetooth-co-processor/)

Tech in Plain Site: Finding a Flat Tire
https://hackaday.com/2026/01/21/tech-in-plain-site-finding-a-flat-tire/

There was a time when wise older people warned you to check your tire pressure regularly. We never did, and would eventually wind up with a flat or, worse, a …read more (https://hackaday.com/2026/01/21/tech-in-plain-site-finding-a-flat-tire/)

Fiber Optic Lamp Modified To Be Scarily Bright
https://hackaday.com/2026/01/21/fiber-optic-lamp-modified-to-be-scarily-bright/

[Brainiac75] is a fan of fiber optic lamps, except for one thing—they’re often remarkably dim. Thus, they set out to hack the technology to deliver terrifying amounts of light while …read more (https://hackaday.com/2026/01/21/fiber-optic-lamp-modified-to-be-scarily-bright/)

Retrotechtacular: RCA Loses Fight to IBM
https://hackaday.com/2026/01/21/retrotechtacular-rca-loses-fight-to-ibm/

If you follow electronics history, few names were as ubiquitous as RCA, the Radio Corporation of America. Yet in modern times, the company is virtually forgotten for making large computers. …read more (https://hackaday.com/2026/01/21/retrotechtacular-rca-loses-fight-to-ibm/)