Building Your Own Filing Machine From A Kit
https://hackaday.com/2021/10/07/building-your-own-filing-machine-from-a-kit/

Files are a very useful important tool if you’re machining your own parts. They can do plenty of shaping themselves on smaller parts in particular. Powering such a tool just …read more (https://hackaday.com/2021/10/07/building-your-own-filing-machine-from-a-kit/)

LEONARDO: The Hopping, Flying Bipedal Robot
https://hackaday.com/2021/10/07/leonardo-the-hopping-flying-bipedal-robot/

We appear to have a new entry atop the “Robots That Creep Us Out” leader board: meet LEONARDO, the combination quadcopter/bipedal robot. LEONARDO, a somewhat tortured name derived from “LEgs …read more (https://hackaday.com/2021/10/07/leonardo-the-hopping-flying-bipedal-robot/)

Groovy TV Gets A Very Brady Makeover
https://hackaday.com/2021/10/07/groovy-tv-gets-a-very-brady-makeover/

Here’s the story of an old Sharp TV, which was donated to [mandy] to be hacked. Just one look and you can see, very clearly, it plays old Brady Bunch …read more (https://hackaday.com/2021/10/07/groovy-tv-gets-a-very-brady-makeover/)

LED Matrix Hourglass Knows Which Way is Up
https://hackaday.com/2021/10/08/led-matrix-hourglass-knows-which-way-is-up/

[Fearless Night]’s slick dual hourglass doesn’t just simulate sand with LEDs, it also emulates the effects of gravity on those simulated particles and offers a few different mode options. The …read more (https://hackaday.com/2021/10/08/led-matrix-hourglass-knows-which-way-is-up/)

Power Your Home With a Water Battery
https://hackaday.com/2021/10/08/power-your-home-with-a-water-battery/

I’ve stated it before on Hackaday but one of the most interesting engineering challenges posed to me this year was “how could you store enough energy to power a decent …read more (https://hackaday.com/2021/10/08/power-your-home-with-a-water-battery/)

This Week in Security: Apache Nightmare, REvil Arrests? And the Ultimate RickRoll
https://hackaday.com/2021/10/08/this-week-in-security-apache-nightmare-revil-arrests-and-the-ultimate-rickroll/

The Apache HTTP Server version 2.4.49 has a blistering vulnerability, and it’s already being leveraged in attacks. CVE-2021-41773 is a simple path traversal flaw, where the %2e encoding is used …read more (https://hackaday.com/2021/10/08/this-week-in-security-apache-nightmare-revil-arrests-and-the-ultimate-rickroll/)

Hacked Set of Instruments Saves Musician’s Gigs
https://hackaday.com/2021/10/08/hacked-set-of-instruments-saves-musicians-gigs/