Automatic Feeder Keeps Fish Sated
https://hackaday.com/2025/09/23/automatic-feeder-keeps-fish-sated/

[Noisy Electrons] is a maker who also likes to keep fish. He sometimes needs to travel and keep his fish fed in the meantime, so he created an automated solution …read more (https://hackaday.com/2025/09/23/automatic-feeder-keeps-fish-sated/)

Calculator Battery Mod Lets You Go the Distance
https://hackaday.com/2025/09/23/calculator-battery-mod-lets-you-go-the-distance/

Disposable batteries seem so 1990s. Sure, it’s nice to be able to spend a couple of bucks at the drugstore and get a flashlight or TV remote back in the …read more (https://hackaday.com/2025/09/23/calculator-battery-mod-lets-you-go-the-distance/)

Build Your Own 6K Camera
https://hackaday.com/2025/09/23/build-your-own-6k-camera/

[Curious Scientist] has been working with some image sensors. The latest project around it is a 6K camera. Of course, the sensor gives you a lot of it, but it …read more (https://hackaday.com/2025/09/23/build-your-own-6k-camera/)

How A Failed Video Format Spawned A New Kind of Microscope
https://hackaday.com/2025/09/23/how-a-failed-video-format-spawned-a-new-kind-of-microscope/

The video cassette tape was really the first successful home video format; discs just couldn’t compete back in the early days. That’s not to say nobody tried, however, with RCA’s …read more (https://hackaday.com/2025/09/23/how-a-failed-video-format-spawned-a-new-kind-of-microscope/)

Dodecahedron Speaker Is Biblically Accurate
https://hackaday.com/2025/09/23/dodecahedron-speaker-is-biblically-accurate/

Once upon a time, many radios and TVs only came with a single (mono) speaker. Then someone decided all audio hardware should have as many speakers as we have ears. …read more (https://hackaday.com/2025/09/23/dodecahedron-speaker-is-biblically-accurate/)

RTINGS 10-Year Equivalent TV Longevity Update With Many Casualties
https://hackaday.com/2025/09/24/rtings-10-year-equivalent-tv-longevity-update-with-many-casualties/

For the past two-and-half years Canadian consumer testing outfit RTINGS has been running an accelerated aging experiment across a large number of TVs available to a North-American audience. In their …read more (https://hackaday.com/2025/09/24/rtings-10-year-equivalent-tv-longevity-update-with-many-casualties/)

Who Wants a Rusty Old Smartphone?
https://hackaday.com/2025/09/24/who-wants-a-rusty-old-smartphone/