Detecting Algal Blooms with the Help of AI
https://hackaday.com/2023/01/13/detecting-algal-blooms-with-the-help-of-ai/

Harmful Algal Blooms (HABs) can have negative consequences for both marine life and human health, so it can be helpful to have early warning of when they’re on the way. …read more (https://hackaday.com/2023/01/13/detecting-algal-blooms-with-the-help-of-ai/)

Swap the Clock Chip on the Mac SE/30 with an ATTiny85
https://hackaday.com/2023/01/13/swap-the-clock-chip-on-the-mac-se-30-with-an-attiny85/

As [Phil Greenland] explains in the first part of his excellent write-up, the lithium battery used to keep the real-time clock (RTC) going on the Macintosh SE/30 has a nasty …read more (https://hackaday.com/2023/01/13/swap-the-clock-chip-on-the-mac-se-30-with-an-attiny85/)

Increasing PV Solar Cell Efficiency Through Cooling
https://hackaday.com/2023/01/14/increasing-pv-solar-cell-efficiency-through-cooling/

An unavoidable aspect of photovoltaic (PV) solar panels is that they become less efficient when they warm up. As [Tech Ingredients] explains in a new video, the reason for this …read more (https://hackaday.com/2023/01/14/increasing-pv-solar-cell-efficiency-through-cooling/)

DIY Magnet Handling Tool Puts An End To Placement Errors
https://hackaday.com/2023/01/14/diy-magnet-handling-tool-puts-an-end-to-placement-errors/

I’m sure we can all agree that the worst time to find out a magnet is the wrong way around is after glue has been applied. With that in mind, [erick.siders] …read more (https://hackaday.com/2023/01/14/diy-magnet-handling-tool-puts-an-end-to-placement-errors/)

Too Many Pixels
https://hackaday.com/2023/01/14/too-many-pixels/

Sometimes simpler is more impressive than complicated, and part of this is certainly due to Arthur C. Clarke’s third law: “Any sufficiently advanced technology is indistinguishable from magic.”. It’s counter-intuitive, …read more (https://hackaday.com/2023/01/14/too-many-pixels/)

Homebrew Telephone Exchange Keeps the Family in Touch, in the House and Beyond
https://hackaday.com/2023/01/14/homebrew-telephone-exchange-keeps-the-family-in-touch-in-the-house-and-beyond/

It doesn’t happen often, but every once in a while we stumble upon someone who has taken obsolete but really cool phone-switching equipment and built a private switched telephone in …read more (https://hackaday.com/2023/01/14/homebrew-telephone-exchange-keeps-the-family-in-touch-in-the-house-and-beyond/)

Make Your Own Pot and Encoder Knobs, Without Reinventing Them
https://hackaday.com/2023/01/14/make-your-own-pot-and-encoder-knobs-without-reinventing-them/