The 'Robot Phone' has an articulating gimbal arm with a camera at one end, and the whole thing is hidden behind a sliding glass panel on the back of the phone. When summoned, the arm brings the camera ...

Rapidly evolving are perhaps the two most apt words to describe cell phone technology. This tool didn't exist until the 1970s, and since then, it has transformed the entire concept of communication.

Minimalist gadgets like the new Light Phone III, a smartphone that barely does anything, promise to help us focus. The trade-offs are big. Our personal tech columnist tried swapping out his iPhone for ...