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/

Most of the horror stories you hear about air travel seem to center around luggage. Airlines do an admirable job of getting people safely to their destinations, but checked baggage …read more (https://hackaday.com/2021/10/08/hacked-set-of-instruments-saves-musicians-gigs/)