Inside a Rubidium Frequency Standard
https://hackaday.com/2023/12/05/inside-a-rubidium-frequency-standard/

We think of crystals as the gold standard of frequency generation. However, if you want real precision, you need something either better than a crystal or something that will correct …read more (https://hackaday.com/2023/12/05/inside-a-rubidium-frequency-standard/)

Directional Antenna Stands Tall
https://hackaday.com/2023/12/05/directional-antenna-stands-tall/

When you think of directional ham radio antennas, you probably think of a Yagi, cubical quad, or a log-periodic antenna. These antennas usually are in a horizontal configuration up on …read more (https://hackaday.com/2023/12/05/directional-antenna-stands-tall/)

Dry Ice from Seashells, the Hard (But Cheap) Way
https://hackaday.com/2023/12/06/dry-ice-from-seashells-the-hard-but-cheap-way/

[Hyperspace Pirate] wants to make his own dry ice, but he wants it to be really, really cheap. So naturally, his first stop is… the beach? That’s right, the beach, …read more (https://hackaday.com/2023/12/06/dry-ice-from-seashells-the-hard-but-cheap-way/)

The Deere Disease Spreads To Trains
https://hackaday.com/2023/12/06/the-deere-disease-spreads-to-trains/

If the right-to-repair movement has a famous story, it’s the familiar green and yellow John Deere tractor. Farmers and mechanics have done their own repairs as long as there have …read more (https://hackaday.com/2023/12/06/the-deere-disease-spreads-to-trains/)

Ask Hackaday: Could Rating Airlines Stop Flights From Spreading Diseases?
https://hackaday.com/2023/12/06/ask-hackaday-could-rating-airlines-stop-flights-from-spreading-diseases/

  A few weeks ago, I found myself the victim of flights from hell. My first flight was cancelled, leaving me driving home late at night, only to wake again …read more (https://hackaday.com/2023/12/06/ask-hackaday-could-rating-airlines-stop-flights-from-spreading-diseases/)

Operate Your Own Nuclear Reactor, Virtually
https://hackaday.com/2023/12/06/operate-your-own-nuclear-reactor-virtually/

If you’ve ever wanted to operate your own nuclear reactor, you probably aren’t going to get one in your backyard shop. However, thanks to the University of Manchester, you can …read more (https://hackaday.com/2023/12/06/operate-your-own-nuclear-reactor-virtually/)

When Nearly Flat Isn’t Really Flat
https://hackaday.com/2023/12/06/when-nearly-flat-isnt-really-flat/

From where I am sitting, the earth is flat. The floor that runs the length of the unit my hackerspace sits in is flat, the concrete apron behind it on …read more (https://hackaday.com/2023/12/06/when-nearly-flat-isnt-really-flat/)