https://commons.wikimedia.org/wiki/File:PM2Anuclearpowerplant.jpg
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2025/10/camp_century_PM2Anuclearpowerplant.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2025/10/camp_century_PM2Anuclearpowerplant.jpg?w=708">The overall theme of the early part of the Cold War was that of subterfuge — with scientific missions often providing excellent cover for placing missiles right on the USSR’s …read more (https://hackaday.com/2025/10/17/site-of-secret-1950s-cold-war-iceworm-project-rediscovered/)

This Week in Security: F5, SonicWall, and the End of Windows 10
https://hackaday.com/2025/10/17/this-week-in-security-f5-sonicwall-and-the-end-of-windows-10/

F5 is unintentionally dabbling in releasing the source code behind their BIG-IP networking gear, announcing this week that an unknown threat actor had access to their internal vulnerability and code …read more (https://hackaday.com/2025/10/17/this-week-in-security-f5-sonicwall-and-the-end-of-windows-10/)

DIY Telescope Uses Maker Tools
https://hackaday.com/2025/10/17/diy-telescope-uses-maker-tools/

You’ve got a laser cutter. You’ve got a 3D printer. What do you make? [Ayushmaan45] suggests a telescope. The modest instrument isn’t going to do serious astronomy with only 8X …read more (https://hackaday.com/2025/10/17/diy-telescope-uses-maker-tools/)

Hackaday Podcast Episode 342: Poopless Prints, Radio in Your Fillings, and One Hyperspectral Pixel at a Time
https://hackaday.com/2025/10/17/hackaday-podcast-episode-342-poopless-prints-radio-in-your-fillings-and-one-hyperspectral-pixel-at-a-time/

It was Elliot and Dan on the podcast today, taking a look at the best the week had to offer in terms of your hacks. We started with surprising news …read more (https://hackaday.com/2025/10/17/hackaday-podcast-episode-342-poopless-prints-radio-in-your-fillings-and-one-hyperspectral-pixel-at-a-time/)

2025 Component Abuse Challenge: Boosting Voltage With Just a Wire
https://hackaday.com/2025/10/17/2025-component-abuse-challenge-boosting-voltage-with-just-a-wire/

Switching power supplies are familiar to Hackaday readers, whether they have a fairly conventional transformer, are a buck, a boost, or a flyback design. There’s nearly always an inductor involved, …read more (https://hackaday.com/2025/10/17/2025-component-abuse-challenge-boosting-voltage-with-just-a-wire/)

F/0.38 Camera Lens Made With Oil Immersion Microscope Objective
https://hackaday.com/2025/10/17/f-0-38-camera-lens-made-with-oil-immersion-microscope-objective/

Over on YouTube [Applied Science] shows us how to make an f/0.38 camera lens using an oil immersion microscope objective. The f-number of a lens indicates how well it will …read more (https://hackaday.com/2025/10/17/f-0-38-camera-lens-made-with-oil-immersion-microscope-objective/)

Radio Astronomy in the Palm of Your Hand
https://hackaday.com/2025/10/17/radio-astronomy-in-the-palm-of-your-hand/

When you think of a radio telescope, you usually think of a giant dish antenna pointing skyward. But [vhuvanmakes] built Wavy-Scope, a handheld radio telescope that can find the Sun …read more (https://hackaday.com/2025/10/17/radio-astronomy-in-the-palm-of-your-hand/)

A New Way to Make (Almost) Holograms with Lasers
https://hackaday.com/2025/10/17/a-new-way-to-make-almost-holograms-with-lasers/