Hackaday

LED Matrix Clock Proudly Shows Its Inner Wiring

Some projects take great care to tuck away wire hookups, but not [Roberto Alsina]’s Reloj V2 clock. This desktop clock makes ...
Live Science

World's smallest QR code can store data for thousands of years ‪—‬ but you need an electron microscope to see it

Scientists created a tiny matrix that stores data by etching its grid into a thin ceramic film with a focused ion beam. When you purchase through links on our site, we may earn an affiliate commission ...
Hindustan Times

CBSE paper QR led to a song, but not just any song: It's a 1987 dance hit that sparked ‘Rickrolling’

It must've started with one curious student scanning the QR code on the CBSE Class 12 mathematics question paper, wondering what it's there for. Soon, social media was filled with videos of students ...
Hackaday

LED Hacks

If you’re intending to work at your desk for long periods of time, good lighting is a must, as it can help stave off eye strain and mental fatigue. It was a desire for more comfortable productivity ...