The spectrum of laser technologies available to hackers has gradually widened from basic gas lasers through CO2 tubes, diode lasers, and now fiber lasers. One of the newer entries is …read more (https://hackaday.com/2025/10/17/a-new-way-to-make-almost-holograms-with-lasers/)

Channel Surfing Nostalgia Machine
https://hackaday.com/2025/10/17/channel-surfing-nostalgia-machine/

As any generation of people get older, they tend to look back fondly on their formative years when there was less responsibility and more wonder. Even if things have objectively …read more (https://hackaday.com/2025/10/17/channel-surfing-nostalgia-machine/)

Hacking a Banned Chinese Security Camera
https://hackaday.com/2025/10/18/hacking-a-banned-chinese-security-camera/

Over on YouTube [Matt Brown] hacks a Chinese security camera recently banned by the US government. If you didn’t hear about this you can find out more over here: Major …read more (https://hackaday.com/2025/10/18/hacking-a-banned-chinese-security-camera/)

A Solar Oven for Cloudy Days
https://hackaday.com/2025/10/18/a-solar-oven-for-cloudy-days/

Every Boy Scout or Girl Guide probably had the experience of building a simple solar oven: an insulated box, some aluminum foil, and plastic wrap, and voila! On warm, sunny, …read more (https://hackaday.com/2025/10/18/a-solar-oven-for-cloudy-days/)

Precision, Imprecision, Intellectual Honesty, and Little Green Men
https://hackaday.com/2025/10/18/precision-imprecision-intellectual-honesty-and-little-green-men/

If you’ve been following the hubbub about 3I/ATLAS, you’re probably either in the camp that thinks it’s just a comet from ridiculously far away that’s managed to find its way …read more (https://hackaday.com/2025/10/18/precision-imprecision-intellectual-honesty-and-little-green-men/)

Broken Phone To Cinema Camera With A Lens Upgrade
https://hackaday.com/2025/10/18/broken-phone-to-cinema-camera-with-a-lens-upgrade/

The advent of the mobile phone camera has caused a revolution in film making over the last couple of decades, lowering the barrier to entry significantly, and as the cameras …read more (https://hackaday.com/2025/10/18/broken-phone-to-cinema-camera-with-a-lens-upgrade/)

Bit-banged 100 MBit/s Ethernet Transmission on Raspberry Pi Pico
https://hackaday.com/2025/10/18/bit-banged-100-mbit-s-ethernet-transmission-on-raspberry-pi-pico/

The Raspberry Pi Pico is a very capable board, but it’s still a surprise to see bit-banged 100 MBit/s Fast Ethernet implemented on one. [Steve]’s Pico-100BASE-TX library allows an RP2040 …read more (https://hackaday.com/2025/10/18/bit-banged-100-mbit-s-ethernet-transmission-on-raspberry-pi-pico/)