Homebrew Gel Fuel Keeps the Steam Coming, Legally
https://hackaday.com/2023/12/20/homebrew-gel-fuel-keeps-the-steam-coming-legally/

All it takes is one knucklehead to go and do something stupid to screw things up for everyone. We’re not exactly sure who the knucklehead is behind the recent ban …read more (https://hackaday.com/2023/12/20/homebrew-gel-fuel-keeps-the-steam-coming-legally/)

Arduino Measures Remaining Battery Power With Zero Components, No I/O Pin
https://hackaday.com/2023/12/21/arduino-measures-remaining-battery-power-with-zero-components-no-i-o-pin/

[Trent M. Wyatt]’s CPUVolt library provides a fast way to measure voltage using no external components, and no I/O pin. It only applies to certain microcontrollers, but he provides example …read more (https://hackaday.com/2023/12/21/arduino-measures-remaining-battery-power-with-zero-components-no-i-o-pin/)

Tesla’s Plug Moves Another Step Closer To Dominance
https://hackaday.com/2023/12/21/teslas-plug-moves-another-step-closer-to-dominance/

Fast charging station for electric cars equipped with a quick charger
" data-medium-file="https://hackaday.com/wp-content/uploads/2022/11/car_chargers_AdobeStock_449890707.jpeg?w=400" data-large-file="https://hackaday.com/wp-content/uploads/2022/11/car_chargers_AdobeStock_449890707.jpeg?w=800">Charging an EV currently means making sure you find a station with the right plug. SAE International has now published what could be the end to the mishmash of standards …read more (https://hackaday.com/2023/12/21/teslas-plug-moves-another-step-closer-to-dominance/)

How Do You Test If An EEPROM Can Hold Data For 100 Years?
https://hackaday.com/2023/12/21/how-do-you-test-if-an-eeprom-can-hold-data-for-100-years/

Data retention is a funny thing. Atmel will gladly tell you that the flash memory in an ATmega32A will retain its data for 100 years at room temperature. Microchip says …read more (https://hackaday.com/2023/12/21/how-do-you-test-if-an-eeprom-can-hold-data-for-100-years/)

Teardown Of FGM-148 Javelin Missile’s Guidance Computer
https://hackaday.com/2023/12/21/teardown-of-fgm-148-javelin-missiles-guidance-computer/

You know it’s a good teardown when [Michel] starts off by saying to not ask him where exactly he got the guidance section of an FGM-148 Javelin from. This shoulder-launched …read more (https://hackaday.com/2023/12/21/teardown-of-fgm-148-javelin-missiles-guidance-computer/)

Displays We Love Hacking: SPI and I2C
https://hackaday.com/2023/12/21/displays-we-love-hacking-spi-and-i2c/

I’ve talked about HD44780 displays before – they’ve been a mainstay of microcontroller projects for literal decades. In the modern hobbyist world, there’s an elephant in the room – the …read more (https://hackaday.com/2023/12/21/displays-we-love-hacking-spi-and-i2c/)

Bed Sensors Do More Than You’d Think
https://hackaday.com/2023/12/21/bed-sensors-do-more-than-youd-think/

Bed sensors do sort of sound like a gimmick — after all, who cares whether someone is occupying the bed? But if you think about it, that information is quite …read more (https://hackaday.com/2023/12/21/bed-sensors-do-more-than-youd-think/)

Making a Guitar Go to Eleven, The Hard Way
https://hackaday.com/2023/12/21/making-a-guitar-go-to-eleven-the-hard-way/