The MAX30105 is an optical sensor capable of a great many things. It can sense particulate matter in the air, or pick up the blinking of an eye. Or, you …read more (https://hackaday.com/2024/03/26/this-air-particulate-sensor-can-also-check-your-pulse-rate/)

Reprogrammable Transistors
https://hackaday.com/2024/03/26/reprogrammable-transistors/

Not every computer can make use of a disk drive when it needs to store persistent data. Embedded systems especially have pushed the development of a series of erasable programmable …read more (https://hackaday.com/2024/03/26/reprogrammable-transistors/)

How Does Time Work On The Moon?
https://hackaday.com/2024/03/26/how-does-time-work-on-the-moon/

We’re looking to go back to the Moon. Not just with robots this time, but with astronauts, too! They’ll be doing all kinds of interesting things when they get there. …read more (https://hackaday.com/2024/03/26/how-does-time-work-on-the-moon/)

Night Vision the Old Way
https://hackaday.com/2024/03/26/night-vision-the-old-way/

Solid state electronics have provided lighter weight night vision units that work better than the old-fashioned gear that used photomultiplier tubes, but there was an even older technology as [Our …read more (https://hackaday.com/2024/03/26/night-vision-the-old-way/)

Retrotechtacular: Build Your Own Dune Buggy, 1970s Style
https://hackaday.com/2024/03/26/retrotechtacular-build-your-own-dune-buggy-1970s-style/

The custom car phenomenon is as old as the second-hand car, yet somehow the decades which stick in the mind as their heyday are the 1960s and 1970s. If you …read more (https://hackaday.com/2024/03/26/retrotechtacular-build-your-own-dune-buggy-1970s-style/)

2024 Hackaday Europe: Workshops Announced, Get Your Tickets
https://hackaday.com/2024/03/26/2024-hackaday-europe-workshops-announced-get-your-tickets/

There are only a few weeks left until Hackaday Europe takes place in Berlin on April 13th and 14th. With only one full day of programming, we simply can’t run …read more (https://hackaday.com/2024/03/26/2024-hackaday-europe-workshops-announced-get-your-tickets/)

2024 Home Sweet Home Automation: SMS Controlled Heating
https://hackaday.com/2024/03/26/2024-home-sweet-home-automation-sms-controlled-heating/

https://hackaday.io/project/166317-sms-controlled-heating-control
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2024/03/9293841566671475560-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/03/9293841566671475560-featured.png?w=800">Hackaday.io user [mabe42] works during the week away from their home city and rents a small apartment locally to make this life practical. However, the heating system, a night-storage system, …read more (https://hackaday.com/2024/03/26/2024-home-sweet-home-automation-sms-controlled-heating/)

Trick Your (1970) Pickup Truck
https://hackaday.com/2024/03/26/trick-your-1970-pickup-truck/