Artist rendition of the Chandra telescope system in deep space. (Credit: NASA / James Vaughn)
" data-medium-file="https://hackaday.com/wp-content/uploads/2024/03/chandra_artist_rendition.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/03/chandra_artist_rendition.jpg?w=800">The Chandra X-ray Observatory started its mission back in 1999 when Space Shuttle Columbia released it from its payload bay. Originally, it was supposed to serve only a five-year mission, …read more (https://hackaday.com/2024/03/18/the-chandra-x-ray-observatory-faces-shutdown-in-fy2025-budget/)

The F Number On A Lens Means Something? Who Knew!
https://hackaday.com/2024/03/18/the-f-number-on-a-lens-means-something-who-knew/

The Raspberry Pi has provided experimenters with many channels of enquiry, and for me perhaps the furthest into uncharted waters it has led me has come through its camera interface. …read more (https://hackaday.com/2024/03/18/the-f-number-on-a-lens-means-something-who-knew/)

Proper Routing Makes for Many Happy Return Paths
https://hackaday.com/2024/03/18/proper-routing-makes-for-many-happy-return-paths/

Here’s a question for you: when your PCB has a ground plane layer, where do return signals flow? It seems like a trick question, but as [Kristof Mulier] explains, there’s …read more (https://hackaday.com/2024/03/18/proper-routing-makes-for-many-happy-return-paths/)

Using a Framework Mainboard for a Custom Gaming Handheld
https://hackaday.com/2024/03/18/using-a-framework-mainboard-for-a-custom-gaming-handheld/

Building your own handheld gaming console has been a popular project for many years, but recently it has become significantly easier to get a lot of power into a small …read more (https://hackaday.com/2024/03/18/using-a-framework-mainboard-for-a-custom-gaming-handheld/)

Faux Silkscreen On A PCB Made With A Laser Cutter
https://hackaday.com/2024/03/18/faux-silkscreen-on-a-pcb-made-with-a-laser-cutter/

If you’re getting PCBs professionally made, silkscreen usually comes free as part of the package. However, if you’re making your own, the job is on you. [Tony Goacher] makes his …read more (https://hackaday.com/2024/03/18/faux-silkscreen-on-a-pcb-made-with-a-laser-cutter/)

Learn AI via Spreadsheet
https://hackaday.com/2024/03/18/learn-ai-via-spreadsheet/

While we’ve been known to use and abuse spreadsheets in the past, we haven’t taken it to the level of [Spreadsheets Are All You Need]. The site provides a spreadsheet …read more (https://hackaday.com/2024/03/18/learn-ai-via-spreadsheet/)

DIY Pocket PONG Breaks the Mobile Spell
https://hackaday.com/2024/03/18/diy-pocket-pong-breaks-the-mobile-spell/

[Minikk], aka [Athul] is about to enter 10th grade and reports that they and their contemporaries are eschewing boring mobile games for 90s stuff and old games like PONG. Well, …read more (https://hackaday.com/2024/03/18/diy-pocket-pong-breaks-the-mobile-spell/)