[Willem Koopman aka Secretbatcave] was looking at a master clock he has in his collection which was quite a noisy device, but wanted to use the matching solenoid slave clock mechanism he had to hand.

In a curious inquiry, a reader sparks a cosmic conversation by questioning whether a tuning fork struck in the void of space could forever produce vibrations. Is that possible? Before we delve into ...

Clock projects are so common that they are almost a cliche. After all, microcontrollers have some clock source and are good at counting, so it stands to reason that a clock is an obvious project.

FRANKFURT. Neutron stars, with a mass greater than that of the entire solar system confined within a nearly perfect sphere just a dozen kilometers in diameter, are among the most fascinating ...

IIIF provides researchers rich metadata and media viewing options for comparison of works across cultural heritage collections. Visit the IIIF page to learn more. This set of ten steel tuning forks ...

This media is in the public domain (free of copyright restrictions). You can copy, modify, and distribute this work without contacting the Smithsonian. For more information, visit the Smithsonian's ...

I’ve been doing a lot of bitching lately—remember, I bitch because I care—so this week I thought I’d look at something that I’m actually kind of excited about: The use of LEDs as a backlighting source ...