Tracking Hydrogen in Space With a Home Radio Telescope For 21 cm Emissions
https://hackaday.com/2024/11/05/tracking-hydrogen-in-space-with-a-home-radio-telescope-for-21-cm-emissions/

The Hardware pipeline consists of three parts: antenna, signal conditioners, and computer. The
solid lines indicate LMR-400 cable (low loss microwave coax), whereas the dotted line represents USB 3.0. (Credit: Jack Phelps)
" data-medium-file="https://hackaday.com/wp-content/uploads/2024/11/hydrogen_radio_telescope_diy_jack_phelps.jpg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/11/hydrogen_radio_telescope_diy_jack_phelps.jpg?w=800" tabindex="0" role="button">What do you get when you put a one-meter parabolic dish, an SDR, a Raspberry Pi, and an H1-LNA for 21 cm emissions together? The answer is: a radio telescope …read more (https://hackaday.com/2024/11/05/tracking-hydrogen-in-space-with-a-home-radio-telescope-for-21-cm-emissions/)

Ubiquitous Successful Bus: Hacking USB 2 Hubs
https://hackaday.com/2024/11/05/ubiquitous-successful-bus-hacking-usb-2-hubs/

USB 2 hubs are, by now, omnipresent. it doesn’t cost much to add to your board, and you truly have tons of options. The standard option is 4-port hubs – …read more (https://hackaday.com/2024/11/05/ubiquitous-successful-bus-hacking-usb-2-hubs/)

Open-Source Robot Transforms
https://hackaday.com/2024/11/05/open-source-robot-transforms/

Besides Pokémon, there might have been no greater media franchise for a child of the 90s than the Transformers, mysterious robots fighting an intergalactic war but which can inexplicably change …read more (https://hackaday.com/2024/11/05/open-source-robot-transforms/)

Split-Flap Clock Flutters Its Way to Displaying Time Without Numbers
https://hackaday.com/2024/11/05/split-flap-clock-flutters-its-way-to-displaying-time-without-numbers/

Here’s a design for a split-flap clock that doesn’t do it the usual way. Instead of the flaps showing numbers , Klapklok has a bit more in common with flip-dot …read more (https://hackaday.com/2024/11/05/split-flap-clock-flutters-its-way-to-displaying-time-without-numbers/)

PicoROM, A DIP-32 8-Bit ROM Emulator
https://hackaday.com/2024/11/05/picorom-a-dip-32-8-bit-rom-emulator/

https://github.com/wickerwaka/PicoROM
" data-image-caption="" data-medium-file="https://hackaday.com/wp-content/uploads/2024/11/picorom_32-featured.png?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2024/11/picorom_32-featured.png?w=800" tabindex="0" role="button">As we all know, when developing software for any platform or simply hacking a bit of code to probe how something works, the ability to deploy code rapidly is a …read more (https://hackaday.com/2024/11/05/picorom-a-dip-32-8-bit-rom-emulator/)

Zinc Creep and Electroplasticity: Why Arecibo Collapsed
https://hackaday.com/2024/11/05/zinc-creep-and-electroplasticity-why-arecibo-collapsed/

It’s been nearly four years since the Arecibo Telescope collapsed, an event the world got to witness in unprecedented detail thanks to strategically positioned drones. They captured breathtaking video of …read more (https://hackaday.com/2024/11/05/zinc-creep-and-electroplasticity-why-arecibo-collapsed/)

Random Wire Antenna Uses No Wire
https://hackaday.com/2024/11/05/random-wire-antenna-uses-no-wire/