The ViewSonic VG1655 offers some uncommon features for a budget portable monitor. A built-in, fold-out stand offers a wide tilt range. A five-way mini-joystick controller lets you access a full ...

'ZDNET Recommends': What exactly does it mean? ZDNET's recommendations are based on many hours of testing, research, and comparison shopping. We gather data from the best available sources ...

A truly portable power station -- not the biggest or the most powerful, but it fits into a backpack for ease of transportation.

Rich Scherr is a seasoned journalist and editor who has traveled across the U.S., Canada, and Europe, and spent more than a decade reviewing hotel room.

A team of physicists and engineers at China's Hefei National Laboratory has succeeded in conducting the first instance of precise absolute distance measurement over a path exceeding 100 km. The ...

At close: December 20 at 3:00:00 PM EST ...

Optical imaging includes a variety of imaging techniques that rely on illumination light in the ultraviolet, visible and infrared regions of the electromagnetic spectrum. The term typically ...

Some of the best power banks can charge your smartphone in under 70 minutes. The most sluggish can take almost three and a half hours. How our tests find you the best Number of charges Portable ...