At a mere 2 square micrometers in size, this is the world's smallest QR code and it's 'smaller than most bacteria'

The QR code is so small, in fact, that it can "only be recognised with an electron microscope". As a result, the research ...

5 surprise products Samsung could unveil at Unpacked - including an ultra wide phone

Galaxy S26 and One UI 8.5 are the most certain Unpacked 2026 reveals. Samsung smart glasses and Galaxy A57 have strong odds of showing up. Galaxy Ring 2 and a wider Z Fold remain possible but ...
Hackaday

Diamond Age-Inspired Pocket Watch Has ESP32 Inside

A lot of hacks get inspired by science fiction. When that inspiration is taken from the boob tube or the silver screen, the visual design is largely taken care of by the prop department. If, on ...

Don't ask 'why?' but this tech tinker turned the audio jack on their PC into a power button. A kinda borked power button

The person in question is Adam Lee, better known by his YouTube channel name of mryeester, and his latest endeavour sounds simple in principle but is actually quite hard to do: powering on a PC using ...
The Financial Express

Should children be kept off social media? Psychiatrist warns of hidden dangers of screen addiction on young minds

A tragic incident in Ghaziabad, Uttar Pradesh, has once again brought the focus on the growing mental health crisis among children and teenagers in the digital age. On February 4, 2026, three minor ...
PC World

This Arduino board is bigger than your head, and it works

PCWorld reports on YouTuber UncleStem’s impressive 7x scaled Arduino board that maintains full functionality despite its massive size. The oversized board cleverly integrates a hidden Arduino Nano for ...
Phys.org

Cuttlefish use polarized light to create a dramatic mating display invisible to humans

Many organisms leverage showy colors for attracting mates. Because color is a property of light (determined by its wavelength), it is easy for humans to see how these colors are used in animal ...
CNET

CES 2026 Showcases the Future of TVs. Learn Which Display Tech Will Make the Biggest Splash

From unprecedented levels of brightness to micro-LED backlights, here are the features we'll be looking for at this year's CES expo. TV and home video editor Ty Pendlebury joined CNET Australia in ...
WTOP News

Hidden for 40 years, a Maryland lighthouse lens to go on public display

A spectacular 19th century creation that’s been sitting in a Maryland office building for 40 years will soon go on public display. It’s a sparkling Fresnel lens that used to be part of the Thomas ...
Digital Trends

Lenovo leaks show an unnecessarily cool laptop with a hidden display under a see-through lid

Ahead of the CES 2026, leaks about a new Lenovo ThinkPad Rollable XD Concept laptop have surfaced on the internet, but this isn’t like your usual power-packed notebooks. This one is about the ...
IEEE

Cloud Integrated Arduino Based Smart Energy Meter for Real-Time Monitoring and Uncover Hidden Costs

Abstract: The Smart Energy Meter represents a significant improvement in automated billing systems, offering better efficiency, speed, convenience, and reliability compared to conventional meters. In ...
katu

Santa Clones display returns to hidden Portland locale, can you solve the festive riddle?

1 injured after shooting in SE Portland; 2 people detained Two people have been detained by police after a shooting left one man injured in Southeast Portland on Wednesday. Judge to hear closing ...