Get the Popular Science daily newsletter💡
Breakthroughs, discoveries, and DIY tips sent six days a week.
Read Full Article: https://www.popsci.com/technology/worlds-smallest-qr-code/
World’s smallest QR code is thinner than a lightwave
Trending
- America Wakes Up to News of Expanded Military Operations Against Iran
- Cartel Carnage – C5 TV
- NASA Rover Exploring Strange, Haunting Structures on Mars
- High on Health: Child Obesity Climbs While Adults Shed the Pounds
- Liberty Nation News’ Weekly News Crossword – 2/28/2026
- President Trump on his legacy: “All I want is freedom for the people”
- Saudi Arabia SLAMS “Brutal Iranian Aggression” Against Bahrain, Qatar, UAE, Jordan, and Kuwait — Gulf States Vow FULL RIGHT to Retaliate After Tehran’s Attack
- Jack Dorsey Lays Off 4,000 Employees After Move to AI
