How Did We Get To The Speed Of Light?
https://hackaday.com/2022/03/10/how-did-we-get-to-the-speed-of-light/

Every high school physics student knows c, or the speed of light, it’s 3 x 10^8 metres per second. More advanced or more curious students will know that this is an …read more (https://hackaday.com/2022/03/10/how-did-we-get-to-the-speed-of-light/)

Fumik: An Arduino Wall Drawing Robot Jellyfish
https://hackaday.com/2022/03/10/fumik-an-arduino-wall-drawing-robot-jellyfish/

If you’ve ever wanted to build a large format plotter but didn’t have the floor space, maybe put it up against the wall and make it cute. That’s the idea …read more (https://hackaday.com/2022/03/10/fumik-an-arduino-wall-drawing-robot-jellyfish/)

Announcing: The 2022 Hackaday.io Sci-Fi Contest
https://hackaday.com/2022/03/10/announcing-the-2022-hackaday-io-sci-fi-contest/

Ladies and Gentlemen, Sentient robots, Travellers from the distant future, or Aliens from the outer rim, it’s time to enter the 2022 Hackaday.io Sci-Fi Contest! We last ran the Sci-Fi …read more (https://hackaday.com/2022/03/10/announcing-the-2022-hackaday-io-sci-fi-contest/)

Remoticon 2021 // Vaibhav Chhabra and the M19 Collective Make One Million Faceshields
https://hackaday.com/2022/03/10/remoticon-2021-vaibhav-chhabra-and-the-m19-collective-make-one-million-faceshields/

[Vaibhav Chhabra], the co-founder of Maker’s Asylum hackerspace in Mumbai, India, starts his Remoticon talk by telling a short story about how the hackerspace rose to its current status. Born …read more (https://hackaday.com/2022/03/10/remoticon-2021-vaibhav-chhabra-and-the-m19-collective-make-one-million-faceshields/)

How Fast Can You Spin A LEGO Wheel By Hand?
https://hackaday.com/2022/03/10/how-fast-can-you-spin-a-lego-wheel-by-hand/

It’s not a question you ask yourself every day, but it’s one that the [Brick Experiment Channel] set out to answer: how fast can you spin a LEGO wheel by …read more (https://hackaday.com/2022/03/10/how-fast-can-you-spin-a-lego-wheel-by-hand/)

Silent Stepper Motors Make Electromechanical Clock Fit For a Living Room
https://hackaday.com/2022/03/10/silent-stepper-motors-make-electromechanical-clock-fit-for-a-living-room/

Large mechanical seven-segment displays have a certain presence that you just don’t get in electronic screens. Part of this comes from the rather satisfying click-click-clack sound they make at every …read more (https://hackaday.com/2022/03/10/silent-stepper-motors-make-electromechanical-clock-fit-for-a-living-room/)

Introducing The Universal Atari Keyboard Case
https://hackaday.com/2022/03/10/introducing-the-universal-atari-keyboard-case/