Quantum entanglement pushes optical clocks to new precision

By replacing single atoms with an entangled pair of ions, physicists in Germany have demonstrated unprecedented stability in ...

The history of clocks is one of tyranny and revolution

Mechanical clocks first appeared in northern Italy in the 13th century, following earlier methods of timekeeping like ...
EDN

Silly simple supply sequencing

A simple analog-based supply sequencing solution using an SPDT switch for ON/OFF control and RC time constants, as well as ...
Digital Camera World

What the bokeh?!? This hacker created programmable bokeh using an old phone screen and mount adapter on a mirrorless camera

The hack comes from YouTuber and creator Ancient James. The YouTuber took an old phone LCD screen and a mount adapter to give ...

Casio launches two affordable vintage style analog-digital watches in the US

Casio has launched two new watches in the United States, the AQ230EGL-9A and AQ230EL-1A. These models were previously released in some international markets last year. The watches combine ...
Hackaday

Sliderule Simulator Teaches You How To Do Calculations The Old Fashioned Way

Ever wanted to know how engineers made their calculations before digital calculators were on every workbench? [Richard ...

7 smart ways to put an old smartwatch back to work

It's easier to repurpose old phones into security cameras and more. But smartwatches feel almost useless when they're off the ...