The dot matrix clock was built without the use of a regular Arduino board but uses the ATmega168 with Arduino bootloader and assembled on a breadboard. An RTC clock compensated by temperature is used ...

When a Minnesota outfit of all-star DIY-ers called 1.21 Jigawatts won this summer's Red Bull Creation Contest, we couldn't wait to have them create a project just for PM readers. Here, a couple of ...

[Credit: The Life of Kenneth] Twitter tickers have been around for a little while now, but this creative use of an old dot matrix printer by a modder named Kenneth is really a fun way to utilize old ...

Most home users have replaced their old dot matrix printers with newer inkjet or laser printers, but they're still used in some industrial and business applications. Epson and Oki are among the ...

NYC beaches are where tropical beaches addicted to meth go to die. So says [Vije Miller] in his write-up for his Arduino sand matrix printer. It’s a clever idea, five servo-operated cardboard plungers ...

Most of us have an 8x8 LED matrix from one of our Arduino kits. What can we do with them? This module investigates how to use these interesting devices. Along the way, we describe a fun electronics ...

In preparation for Makerfaire, [hwhardsoft] needed to throw together some demos. So they dug deep and produced this unique display. The display uses two synchronized peristaltic pumps to push water ...

This is just one of the stories from our “I’ve Always Wondered” series, where we tackle all of your questions about the world of business, no matter how big or small. Ever wondered if recycling is ...

Excerpted from The Chinese Computer: A Global History of the Information Age, by Thomas S. Mullaney. Published by The MIT Press. Copyright © 2024 MIT. All rights ...

Influencer Logan Paul was in the news twice this week; the first time, it was about his former pet pig being abandoned, and the second time, it was for his take on The Matrix. The latter led to yet ...