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How to pull carbon dioxide out of seawater

“A new method for removing the greenhouse gas from the ocean could be far more efficient than existing systems for removing it from the air. As carbon dioxide continues to build up in the Earth’s atmosphere, research teams around …

How to visualize how WS2812 LEDs work

“Can WS2812-strips change their colors with the speed of light? No, not really. But can you watch the transmission of data? Yes, you can! Fans of WS2812 strips are happy as soon as their application works as intended. But …

Intel Launches New Xeon Workstation Processors – the Ultimate Solution for Professionals

“Intel today announced the new Intel® Xeon® W-3400 and Intel® Xeon® W-2400 desktop workstation processors (code-named Sapphire Rapids), led by the Intel® Xeon® w9-3495X, Intel’s most powerful desktop workstation processor ever designed. Built for professional creators, these new Xeon …

IoT weather station with Seeed Studio

“Monitoring the environmental data using Seeed Studio XIAO ESP32C3, Arduino, and MQTT. In this article, I will describe the creation of an IoT weather station using Seeed Studio devices, which is able to measure and display temperature and humidity levels …

JFET-based infinite impedance detector for AM-demodulation

“The so-called “infinite impedance detector” is a circuit that was commonly used in the old days of vacuum tubes. Since vacuum tubes can be somewhat considered to be heated JFETs, it is evident that such a circuit can also be …

Lazy Mini Grid

“A late happy new year, everyone! Here’s another LED grid. The ones I built so far always used LED strips with either 60 or 30 LEDs/meter. And so does this one, it’s using 60 LEDs/meter, 90 …

Mechanical engineering meets electromagnetics to enable future technology

“Reconfigurable antennas — those that can tune properties like frequency or radiation beams in real time, from afar — are integral to future communication network systems, like 6G. But many current reconfigurable antenna designs can fall short: they dysfunction in high or …

MediaTek Launches Dimensity 7200 to Amplify Gaming and Photography Smartphone Experiences

“4nm chipset introduces new Dimensity 7000 series expanding MediaTek’s range of high-tech offerings. MediaTek MediaTek today announced the Dimensity 7200, its inaugural chipset in the new Dimensity 7000 series. The Dimensity 7200 boasts cutting-edge AI imaging features, powerful gaming …

Multipurpose USB UART Module

“A multipurpose USB-to-UART module with built-in UPDI programming mode and Auto Flash/reset for ESP devices USB-to-Serial converters are some of the most used modules on my bench. I have quite a few of them, most of …

NASA’s Perseverance Rover Shows Off Collection of Mars Samples

“The Red Planet rover snapped a portrait of the sample depot it has assembled with 10 backup sample tubes that could be returned to Earth by a future mission. Even space robots know what “pics or it didn’t happen …