Security researchers have uncovered a new attack method, “Glowworm,” that can recover audio from a device’s LED power indicator light. In a new paper, researchers from Ben-Gurion University say an ...

Though the PS4 Slim and PS4 Pro got rid of the PlayStation 4’s top LED indicator light, they still have a small light on the front that gives the same operating and ...

You’ve got an apparently simple design requirement on your latest AC-line powered project: provide a distinctly illuminated indicator to show that the unit is plugged into the line and that power is ...

For thousands of years, the nighttime’s daily darkness naturally told humans it was time to go to sleep. That’s an evolutionary principle embedded into our brains — and it becomes apparent for those ...