Conventional batteries have anodes and cathodes, but a new design from the University of Chicago and the University of California San Diego lacks an anode. While this has been done …read more (https://hackaday.com/2024/07/07/new-battery-has-no-anode/)

Hackaday Links: July 7, 2024
https://hackaday.com/2024/07/07/hackaday-links-july-7-2024/

Begun, the Spectrum Wars have. First, it was AM radio getting the shaft (last item) and being yanked out of cars for the supposed impossibility of peaceful coexistence with rolling …read more (https://hackaday.com/2024/07/07/hackaday-links-july-7-2024/)

Korean Multifunction Counter Teardown
https://hackaday.com/2024/07/07/korean-multifunction-counter-teardown/

[Thomas Scherrer] likes to tear down old test equipment, and often, we remember the devices he opens up or — at least — we’ve heard of them. However, this time, …read more (https://hackaday.com/2024/07/07/korean-multifunction-counter-teardown/)

PeLEDs: Using Perovskites to Create LEDs Which Also Sense Light
https://hackaday.com/2024/07/07/peleds-using-perovskites-to-create-leds-which-also-sense-light/

With both of the dominant display technologies today – LCD and OLED – being far from perfect, there is still plenty of room in the market for the Next Big …read more (https://hackaday.com/2024/07/07/peleds-using-perovskites-to-create-leds-which-also-sense-light/)

Plight of The Lowly Numitron Tube
https://hackaday.com/2024/07/08/plight-of-the-lowly-numitron-tube/

In the 60’s and 70’s there were many ways to display numeric data. Nixie tubes, Vacuum Florescent Displays (VFD), micro projection systems, you name it. All of them had advantages …read more (https://hackaday.com/2024/07/08/plight-of-the-lowly-numitron-tube/)

Unlocking the Mystery of an Aircraft ADI
https://hackaday.com/2024/07/08/unlocking-the-mystery-of-an-aircraft-adi/

If you’ve ever seen the cockpit of an airplane, you’ve probably noticed the round ball that shows your attitude, and if you are like us, you’ve wondered exactly how the …read more (https://hackaday.com/2024/07/08/unlocking-the-mystery-of-an-aircraft-adi/)

The Flash Memory Lifespan Question: Why QLC May Be NAND Flash’s Swan Song
https://hackaday.com/2024/07/08/the-flash-memory-lifespan-question-why-qlc-may-be-nand-flashs-swan-song/

The late 1990s saw the widespread introduction of solid-state storage based around NAND Flash. Ranging from memory cards for portable devices to storage for desktops and laptops, the data storage …read more (https://hackaday.com/2024/07/08/the-flash-memory-lifespan-question-why-qlc-may-be-nand-flashs-swan-song/)