In this video I'll be showing you how you can control the contrast and the back light brightness of a 1602 LCD display with just the Arduino. The contrast is typically adjusted with a variable ...

In this video I've created a device that can notify in real time about events that happen on a website. The project uses NodeMCU board and a buzzer to produce sound as alert. The board is programmed ...

Today I learned that WiFi and Bluetooth LE could NOT be used simultaneously on Arduino boards featuring the ESP32-based u-blox NINA-W102 wireless module, ...

Jakub] is a musician, and found himself in need of a simple way to trigger samples via MIDI when on stage. So many commercial ...

Christina Majaski writes and edits finance, credit cards, and travel content. She has 14+ years of experience with print and digital publications. Rent seeking, a concept introduced by economist ...

Although the first documented use of @ was in 1536, the symbol did not rise from modern obscurity until 1971. Illustration by Erik Marinovich Called the “snail” by Italians and the “monkey tail” by ...

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 ...

ETFs allow investment in diverse stocks or bonds through a single transaction. Investors can buy ETF shares on exchanges, where prices fluctuate throughout the day. ETFs offer benefits like lower ...

UC San Diego’s Federico Rossano breaks down the science behind dogs’ “word buttons,” the global fascination it sparked, and what it means for studying minds — animal and artificial Changing science ...