Yesterday, I wrote about a 2-year-old open-source hardware ESP32-based DAB+ receiver project, but it turns out there's also a ...

Yes, it has a social life.

QR codes are so familiar and widespread, we tend to trust them without question. That’s exactly what scammers rely on.

It’s a common ritual: whipping out those calipers or similar measuring devices to measure part of a physical object that ...

Aethyr Research has released post-quantum encrypted IoT edge node firmware for ESP32-S3 targets that boots in 2.1 seconds and ...

Most iPhone users know that their camera can scan QR codes with ease. What many don’t know is that your iPhone also has a dedicated QR code scanning app preinstalled. Let’s go over how to find and use ...

The TeamPCP hacking group continues its supply-chain rampage, now compromising the massively popular "LiteLLM" Python package on PyPI and claiming to have stolen data from hundreds of thousands of ...

QR codes have become a convenience of modern life. Just scan the black and white mosaic with your phone’s camera and you can do everything from connect to your hotel room Wi-Fi to pay for that public ...

🛍️ Amazon Big Spring Sale: 100+ editor-approved deals worth buying right now 🛍️ By Andrew Paul Published Feb 27, 2026 5:03 PM EST Add Popular Science (opens in a new tab) Adding us as a Preferred ...

Researchers at TU Wien and Cerabyte created the world’s smallest QR code, measuring just 1.98 square micrometers. The record has been officially verified by Guinness World Records, making it 37% ...

Just how small can a QR code be? Small enough that it can only be recognized with an electron microscope. A research team at TU Wien, working together with the data storage technology company Cerabyte ...

QR codes are everywhere—from restaurant menus and payment links to Wi-Fi credentials and app downloads. If you’re using an Android device, scanning a QR code is quick and easy, and in most cases, you ...