Mikey Sklar, who lives off the grid with Wendy Tremayne, bought a battery desulfator kit to bring his dead electric vehicle batteries back to life. I hope it works!
I recently ordered a $37 battery desulfator kit. It looks like a pretty simple device
that sends pulses to lead acid batteries to help clean the battery
plates. There are many success stories on the net about resuscitating
essentially "dead" lead acid batteries. Since we have two electric
vehicles and live off grid we have a lot of motivation to take care of
our batteries. I've seen kits that sell for hundreds of dollars, but
this 555 based kit seems to kick out a lot more juice than the fancy
ones with wimpy solar panels.
Australian woodworker Brendan Stemp found an old fence post with decades of weather damage. After some prep work, he filled the wood gaps with resin and turned a beautiful pot on his lathe.
This cool paper fidget spinner is basically an origami pinwheel, but it’s still pretty neat.
I had the pleasure of writing the cover feature, on Limor Fried (aka “Ladyada”) and her company, Adafruit, for the latest issue of Make: (Volume 57). Since a lot had already been made about the company’s impressive and popular open source product line and Limor as a successful female entrepreneur, I decided to focus on […]
The Fader Stealth Quadcopter from TRNDlabs packs incredible flight performance into a package small enough to land on your phone screen, and it’s available now in the Boing Boing Store.The Fader’s six-axis gyroscope module gives it perfect balance in the air. This makes the onboard 720p HD camera all the better for shooting amazing flight […]
Although fully autonomous vehicles aren’t yet allowed on public streets, they are poised to dominate the roads in the not-too-distant future. But before that happens, Apple, Google, Uber, and other companies now investing in self-driving tech are going to need talented developers that can account for the dizzying array of factors at play when a […]
The PiCar-V learning kit comes with everything you need to build a Python-powered robot, and it’s currently being offered in the Boing Boing Store.