Hermit crabs are famous for being small critters that, from time to time throughout their lives, abandon one shell carried on their back to pick up a new one. Project …read more (https://hackaday.com/2021/09/27/project-hermits-robots-mimic-crabs-with-mechanical-shells/)

TICO Robot Plays Tic-Tac-Toe by Drawing on a Tiny Whiteboard
https://hackaday.com/2021/09/27/tico-robot-plays-tic-tac-toe-by-drawing-on-a-tiny-whiteboard/

Tic-tac-toe (or “Noughts and Crosses”) is a game simple enough to implement in any computer system: indeed it’s often used in beginner’s programming courses. A more challenging project, and arguably …read more (https://hackaday.com/2021/09/27/tico-robot-plays-tic-tac-toe-by-drawing-on-a-tiny-whiteboard/)

Homebrew Wattmeter Pays Homage to Sturdy Original
https://hackaday.com/2021/09/27/homebrew-wattmeter-pays-homage-to-sturdy-original/

If there’s one instrument that hams and other radio enthusiasts covet, it’s the venerable Bird 43 Thruline wattmeter. The useful RF tool has barely changed in the nearly 70 years …read more (https://hackaday.com/2021/09/27/homebrew-wattmeter-pays-homage-to-sturdy-original/)

Put a Landscape Scanner On Your Bike And Ride
https://hackaday.com/2021/09/27/put-a-landscape-scanner-on-your-bike-and-ride/

Google have a fleet of cars travelling the roads of the world taking images for their online StreetView service. You could do much the same thing pedalling on two wheels, …read more (https://hackaday.com/2021/09/27/put-a-landscape-scanner-on-your-bike-and-ride/)

NASA is Looking for a Next-Gen Astronaut Van
https://hackaday.com/2021/09/28/nasa-is-looking-for-a-next-gen-astronaut-van/

Since the Apollo program, astronauts making the nine mile trip from the Operations and Checkout Building to the launch pad have rode in a specialized van that’s become lovingly referred …read more (https://hackaday.com/2021/09/28/nasa-is-looking-for-a-next-gen-astronaut-van/)

Erasable Pen Ink Adds Colors To 3D Prints
https://hackaday.com/2021/09/28/erasable-pen-ink-adds-colors-to-3d-prints/

Changing colors during a 3D print is notoriously difficult. Either you need multiple heads ready to go during the print which increases operating and maintenance costs for your printer, or …read more (https://hackaday.com/2021/09/28/erasable-pen-ink-adds-colors-to-3d-prints/)

Gopher, the Competing Standard to WWW in the ’90s is Still Worth Checking Out
https://hackaday.com/2021/09/28/gopher-the-competing-standard-to-www-in-the-90s-is-still-worth-checking-out/

The 30th anniversary of the World Wide Web passed earlier this year. Naturally, this milestone was met with truckloads of nerdy fanfare and pining for those simpler times. In three …read more (https://hackaday.com/2021/09/28/gopher-the-competing-standard-to-www-in-the-90s-is-still-worth-checking-out/)

Is Lab-Grown Coffee Worth a Hill of Beans?
https://hackaday.com/2021/09/28/is-lab-grown-coffee-worth-a-hill-of-beans/