[Arduino Super Introduction #33] Changing Brightness with PWM | Let's Adjust LED Brightness with High-Speed On and Off

In the previous chapter, we stored the current state in a variable and switched the LED operation mode every time the button was pressed.The signals sent to the LED so far have been of two types: HIGH ...

TCL is right to question Samsung’s use of the term “Mini LED”

It’s a question that sounds like it should have a simple answer. But it’s now at the center of a lawsuit between two of the biggest names in TVs, with TCL accusing its longtime competitor Samsung of ...

How a Chicago educator uses food to teach science thanks to Pilot Light, a local chef-led nonprofit

The nonprofit Pilot Light, which started in a single Chicago classroom with notable local chefs, now partners with ...
Elektor Magazine

Arduino UNO-Q Weather Dashboard

The Arduino UNO-Q is a new board from Arduino, combining an MCU and CPU sharing calls and data. I developed an UNO-Q based ...

[Arduino Super Introduction #24] Mini Project: Automatic Lighting | Let's Automatically Turn on an LED When It Gets Dark

In the previous chapter, we used a light sensor to read the ambient brightness as a value from 0 to 1023.This time, we will ...
IEEE Spectrum on MSN

Measure distant asteroids with a DIY rig

Watching space rocks obscure stars is easier than you think ...
The Hill

Trump administration gets green light to proceed with homelessness program overhaul

A U.S. appeals court in Boston on Wednesday gave the Trump administration the green light to go forward with a massive overhaul of a homelessness program and its criteria for aid funding. The 1st U.S.
Associated Press

Across the US, ‘Friday night lights’ provide a sense of community — and, for some, a way out

The phone calls, all asking the same question, started coming long before the lights at “The Pit” flickered on for the first time this fall. “When will the senior citizen passes be available?” ...
Electronic Design

RGGB LEDs Light Up Augmented Reality

What are RGGB LEDs? Why RGGB LEDs are needed for augmented-reality (AR) glasses. Augmented-reality (AR) glasses with displays are becoming more common and less expensive. There are two main parts that ...
Phys.org

LEDs let archaeologists see the past in a new light

An archaeological excavation is a little like eating a layered cake: Once you have removed a layer, you cannot put it back. The problem becomes even trickier if two layers look almost exactly the same ...
KTBS

Airline High School earns second Friday Night 5G Lights grant

BOSSIER CITY, La. — Airline High School has been selected as a $5,000 winner through T-Mobile's Friday Night 5G Lights program for the second time, having also earned a $5,000 prize during the program ...
Men's Health

The 7 Best LED Face Masks for Men in 2026, According to Experts

LED masks use specific wavelengths of light to penetrate the skin and trigger cellular changes, according to dermatologist Dr. Hannah Kopelman, MD. This can include stimulating collagen production to ...