You can’t replace the battery in Lego’s Smart Bricks — and many of its sensors aren’t active yet

The first Lego Smart Brick sets, based on Star Wars, aren’t quite what my kids and I hoped, and I suspect much of that’s down ...

Lego Smart Brick review: My kids are not impressed

We review the first Lego Smart Brick sets, including the $70 Darth Vader’s TIE Fighter, the $90 Luke’s Red Five X-Wing, and the $160 Throne Room Duel.
Phys.org

Color-changing nanopigment sensor tracks pH one to ten with stable, repeatable readings

Chemists in South Korea have created a stable color-changing sensor that displays an easily quantifiable response to the pH of its surroundings. Published in Microsystems & Nanoengineering, Dong-Hwan ...
BioTechniques

UV red flag: color-changing ‘living’ material warns of harmful radiation

What if you could *see* UV radiation before it has the potential to cause harm? A novel color-changing ‘living’ sensor could make this a reality, revealing exposure to damaging UV light and paving the ...
GitHub

LEGO Mindstorms EV3 Motor Driver

The following files are a part of my bachelor's thesis, in which I created custom motor driver PCBs with integrated microcontrollers, designed enclosures for these drivers, and created EV3-G blocks ...
IEEE

Advanced Color Sorting Conveyor System Using Arduino and TCS3200 Color Sensor for Precise Color Classification

Abstract: This paper introduces an Arduino-based color-sorting conveyor belt system that automates object sorting by color. Employing a TCS3200 color sensor, an Arduino microcontroller detects red, ...