For nearly 90 years, American Science and Surplus has been shipping out weird and wonderful stuff to customers far and wide. In the pre-Internet days, getting their latest catalog in …read more (https://hackaday.com/2025/09/17/american-science-and-surplus-ends-online-sales/)

Forgotten Internet: The Story of Email
https://hackaday.com/2025/09/17/forgotten-internet-the-story-of-email/

It is a common occurrence in old movies: Our hero checks in at a hotel in some exotic locale, and the desk clerk says, “Ah, Mr. Barker, there’s a letter …read more (https://hackaday.com/2025/09/17/forgotten-internet-the-story-of-email/)

FLOSS Weekly Episode 847: This is Networking
https://hackaday.com/2025/09/17/floss-weekly-episode-847-this-is-networking/

This week Jonathan and Rob chat with Tom Herbert about XDP2! It’s the brand new framework for making networking really fast, making parsers really simple, and making hardware network acceleration …read more (https://hackaday.com/2025/09/17/floss-weekly-episode-847-this-is-networking/)

Smooth! Non-Planar 3D Ironing
https://hackaday.com/2025/09/17/smooth-non-planar-3d-ironing/

Is 2025 finally the year of non-planar 3D printing? Maybe it won’t have to be if [Ten Tech] gets his way! Ironing is the act of going over the top …read more (https://hackaday.com/2025/09/17/smooth-non-planar-3d-ironing/)

It’s A Variable Capacitor, But Not As We Know It
https://hackaday.com/2025/09/17/its-a-variable-capacitor-but-not-as-we-know-it/

Radio experimenters often need a variable capacitor to tune their circuits, as the saying goes, for maximum smoke. In decades past these were readily available from almost any scrap radio, …read more (https://hackaday.com/2025/09/17/its-a-variable-capacitor-but-not-as-we-know-it/)

Getting the Most out of ISM Transceivers Using Math
https://hackaday.com/2025/09/17/getting-the-most-out-of-ism-transceivers-using-math/

WiFi is an excellent protocol, but it certainly has its weaknesses. Its range in even a normal home is relatively limited, so you could imagine the sort of performance you’d …read more (https://hackaday.com/2025/09/17/getting-the-most-out-of-ism-transceivers-using-math/)

When Is Your Pyrex Not The Pyrex You Expect?
https://hackaday.com/2025/09/17/when-is-your-pyrex-not-the-pyrex-you-expect/

It’s not often that Hackaday brings you something from a cooking channel, but [I Want To Cook] has a fascinating look at Pyrex glassware that’s definitely worth watching. If you …read more (https://hackaday.com/2025/09/17/when-is-your-pyrex-not-the-pyrex-you-expect/)