It shouldn’t be a surprise that the idea of a planetarium originated with an electrical engineer, [Oskar von Miller] from the Deutsches Museum in Munich. According to [Allison Marsh] in …read more (https://hackaday.com/2024/05/06/the-history-of-the-worlds-first-planetarium/)

MIDI Bookmark Marks the Spot Where Work and Play Intersect
https://hackaday.com/2024/05/06/midi-bookmark-marks-the-spot-where-work-and-play-intersect/

Have you ever wanted to take a break from reading or studying to just rock out for a few blissful minutes? If you’re anything like us, you like to rock …read more (https://hackaday.com/2024/05/06/midi-bookmark-marks-the-spot-where-work-and-play-intersect/)

The Computers of Voyager
https://hackaday.com/2024/05/06/the-computers-of-voyager/

After more than four decades in space and having traveled a combined 44 billion kilometers, it’s no secret that the Voyager spacecraft are closing in on the end of their …read more (https://hackaday.com/2024/05/06/the-computers-of-voyager/)

Spend an Hour in the Virtual Radio Museum
https://hackaday.com/2024/05/06/spend-an-hour-in-the-virtual-radio-museum/

You have an hour to kill, and you like old communication technology. If you happen to be in Windsor, Connecticut, you could nip over to the Vintage Radio and Communication …read more (https://hackaday.com/2024/05/06/spend-an-hour-in-the-virtual-radio-museum/)

Retrogadgets: The Ageia PhysX Card
https://hackaday.com/2024/05/06/retrogadgets-the-ageia-physx-card/

Old computers meant for big jobs often had an external unit to crunch data in specific ways. A computer doing weather prediction, for example, might have an SIMD (single instruction …read more (https://hackaday.com/2024/05/06/retrogadgets-the-ageia-physx-card/)

Non Contact Scope Probe Costs Nearly Nothing
https://hackaday.com/2024/05/06/non-contact-scope-probe-costs-nearly-nothing/

[IMSAI Guy] wants you to build a non-contact scope probe. The cost? Assuming you have a bit of wire and a regular scope probe, it won’t cost you anything. Why …read more (https://hackaday.com/2024/05/06/non-contact-scope-probe-costs-nearly-nothing/)

Upgrading a Cheap LX-2BUPS UPS Board To Fix Fatal Flaws
https://hackaday.com/2024/05/06/upgrading-a-cheap-lx-2bups-ups-board-to-fix-fatal-flaws/

Cheap uninterruptable power supply (UPS) boards that take Li-ion cells of some description seem to have cropped up everywhere the past years. Finding use in applications such as keeping single-board …read more (https://hackaday.com/2024/05/06/upgrading-a-cheap-lx-2bups-ups-board-to-fix-fatal-flaws/)

Retrotechtacular: How Not to Use Hand Tools
https://hackaday.com/2024/05/06/retrotechtacular-how-not-to-use-hand-tools/