Using a LIDAR Sensor to Monitor Your Mailbox
https://hackaday.com/2022/06/06/using-a-lidar-sensor-to-monitor-your-mailbox/

The inconvenience of having to walk to your mailbox to check for mail has inspired many hackers to install automated systems that let them know when the mail has been …read more (https://hackaday.com/2022/06/06/using-a-lidar-sensor-to-monitor-your-mailbox/)

A Solar Frame From Scratch
https://hackaday.com/2022/06/06/a-solar-frame-from-scratch/

“From scratch” is a bit of a murky expression. How scratchy does it get? Are you just baking your bread yourself or are you growing your own wheat? Rolling your …read more (https://hackaday.com/2022/06/06/a-solar-frame-from-scratch/)

Refilling Single-Use Miele Dishwasher AutoDos Detergent Dispensing Disks
https://hackaday.com/2022/06/06/refilling-single-use-miele-dishwasher-autodos-detergent-dispensing-disks/

As part of [Erich Styger]’s recent kitchen overhaul with more power-efficient machines, he came across the ‘AutoDos’ feature of the new Miele G 27695-60 dishwasher. These are essentially overpriced containers …read more (https://hackaday.com/2022/06/06/refilling-single-use-miele-dishwasher-autodos-detergent-dispensing-disks/)

How to Use LEGO Bricks for Data Storage
https://hackaday.com/2022/06/06/how-to-use-lego-bricks-for-data-storage/

Those old enough to have encountered punch cards in their lifetime are probably glad to be rid of their extremely low data density and the propensity of tall stacks to …read more (https://hackaday.com/2022/06/06/how-to-use-lego-bricks-for-data-storage/)

3D-Printed Power Loom Shows How Complex Weaving Really Is
https://hackaday.com/2022/06/07/3d-printed-power-loom-shows-how-complex-weaving-really-is/

The seemingly humble flying-shuttle loom, originally built to make the weaving of wide cloth faster and easier, stood at the threshold between the largely handcrafted world of the past and …read more (https://hackaday.com/2022/06/07/3d-printed-power-loom-shows-how-complex-weaving-really-is/)

The Origin of the Fresnel Lens
https://hackaday.com/2022/06/07/the-origin-of-the-fresnel-lens/

If you are a Hackaday reader, you probably know what a Fresnel lens is. You find them in everything from overhead projectors to VR headsets. While it seems commonplace now, …read more (https://hackaday.com/2022/06/07/the-origin-of-the-fresnel-lens/)

EC Hacking: Your Laptop Has a Microcontroller
https://hackaday.com/2022/06/07/ec-hacking-your-laptop-has-a-microcontroller/