Whether it’s our own cat or a neighbor’s, many of us have experienced the friendly feline keeping us company while we work, often contributing on the keyboard, sticking its head where our hands are ...

Laser diodes, the devices that illuminate telecom fiber-optic cables, require light-current-voltage (L-I-V) measurements during production. These measurements let you characterize a laser diode's ...

[Johannes] has been reading Hackaday for years but this is the first project he’s tipped us off about. It’s a laser engraver built from a DVD burner diode (translated). It turned out so well we wonder ...

FUTURE models of the Apple iPhone could see a touch bar on the side of the device, a new patent shows. The technology would allow users to scroll by having their fingers touch the display, creating ...

Anyone who has just spent several thousand pounds on a semiconductor laser diode should think twice before simply connecting it to a conventional laboratory power supply. To avoid damaging your laser ...

For the PDF version of this article, click here. Adaptive cruise control (ACC) is an automotive convenience or safety feature that allows a vehicle's cruise control system to adapt the vehicle's speed ...