Polish Train Manufacturer Threatens Hackers Who Unbricked Their Trains
https://hackaday.com/2023/12/14/polish-train-manufacturer-threatens-hackers-who-unbricked-their-trains/

A week ago we covered the story of a Polish train manufacturer who was caught using software to brick their products after they had been repaired by in independent railway …read more (https://hackaday.com/2023/12/14/polish-train-manufacturer-threatens-hackers-who-unbricked-their-trains/)

How Germany’s Troubled Pebble Bed Reactor Came Of Age In China
https://hackaday.com/2023/12/14/how-germanys-troubled-pebble-bed-reactor-came-of-age-in-china/

Although the concept of nuclear fission is a simple and straightforward one, the many choices for fuel types, fuel design, reactor configurations, coolant types, neutron moderator or reflector types, etc. …read more (https://hackaday.com/2023/12/14/how-germanys-troubled-pebble-bed-reactor-came-of-age-in-china/)

The Nintendo Switch CPU Exposed
https://hackaday.com/2023/12/14/the-nintendo-switch-cpu-exposed/

Ever wonder what’s inside a Nintendo Switch? Well, the chip is an Nvidia Tegra X1. However, if you peel back a layer, there are four ARM CPU cores inside — …read more (https://hackaday.com/2023/12/14/the-nintendo-switch-cpu-exposed/)

Hacker Tactic: Internal ESD Diode Probing
https://hackaday.com/2023/12/14/hacker-tactic-internal-esd-diode-probing/

Humans are walking high voltage generators, due to all the friction with our surroundings, wide variety of synthetic clothes, and the overall everpresent static charges. Our electronics are sensitive to …read more (https://hackaday.com/2023/12/14/hacker-tactic-internal-esd-diode-probing/)

Disposable Vape Batteries Turned USB Power Bank
https://hackaday.com/2023/12/14/disposable-vape-batteries-turned-usb-power-bank/

It’s another one of those fun quirks about our increasingly cyberpunk world — instead of cigarette butts littering our streets, you’re more likely to find disposable vaporizers that have run …read more (https://hackaday.com/2023/12/14/disposable-vape-batteries-turned-usb-power-bank/)

Quick Negative Voltage for an Op Amp
https://hackaday.com/2023/12/14/quick-negative-voltage-for-an-op-amp/

It is a classic problem when designing with op amps: you need the output to go to zero, but — for most op amps — you can’t quite get down …read more (https://hackaday.com/2023/12/14/quick-negative-voltage-for-an-op-amp/)

Sneakernet Power Transmission
https://hackaday.com/2023/12/14/sneakernet-power-transmission/