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Droplet Watch Keeps Time Via Electrowetting

Hackers just can’t help but turn their sights on timepieces, and [Armin Bindzus] has designed an electrowetting-based watch. Electrowetting is a way of changing the contact angle of droplets on a surface using electricity, and can be used to move said droplets. The liquid needs to be polar, so in this case [Bindzus] has used

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Simple Magnetic Levitator

[Stoppi] always has exciting projects and, as you can see in the video below, the latest one is a very simple magnetic levitator design. The design is classic and simple: a 5 V regulator IC, a Hall effect sensor, a 741 op amp, and a MOSFET to turn the electromagnet on and off. Sure, there

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Gen Z Turns To Physical Books and Libraries

Gen Z is reviving the trend of reading physical books over digital ones, with a notable increase in library visits and book purchases, as evidenced by celebrities like Kaia Gerber and Kendall Jenner promoting literature and book clubs. The Guardian reports: This week the 22-year-old model Kaia Gerber launched her own book club, Library Science.

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