This article will help you build a simple Arduino-based DCC system. Growing up in the 1980s I was living the dream. I had an HO layout on a 4 x 8 sheet of plywood in my parents' basement in Reading, ...

There was a time when all PCs had at least one serial and one parallel port. Today, you won't find either of these ports on a typical desktop or laptop computer, but just because consumer-facing ...

Programming electronic systems is easier than ever. MicroPython makes it simple to program affordable MCUs, from the ...

Picture this: You've midway through a difficult conversation or negotiation. The other person has just about pushed you to your limit, maybe with an off-hand comment or a string of subtle digs. Your ...

Back in the 80s, buying a home computer could easily mean an inflation-adjusted cost of thousands of dollars (or your equivalent currency unit of choice), and all for an 8-bit machine that might ...

Tanaka Masayuki's PCMFlow722 library enables (half-duplex) two-way real-time HD voice over ESP-NOW on ESP32 boards with a speaker and a microphone, ...

After my recent misadventures setting up an OpenWrt installation on a scruffy e-waste-level x86 PC, quite a few people chimed ...

Japanese has three scripts for different purposes—hiragana, katakana, and kanji—with notably more than 2,000 kanji in regular use, meaning that it is difficult to study for speakers of other languages ...

Melissa Horton is a financial literacy professional. She has 10+ years of experience in the financial services and planning industry. Robert Kelly is managing director of XTS Energy LLC, and has more ...

Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...