Microsoft Research shows off its omnidirectional prototype projector that can be controlled by simple hand gestures.
Skinput is a new concept that uses your forearm as an audio-based input device for a PC, cellphone or music player.
WarMouse introduced a new mouse that seems to be aimed specifically at incredibly dexterous OpenOffice users.
Apple's newest input device, the Magic Mouse, connects through Bluetooth and recognizes multi-touch gestures.
You can ditch the snake pit of power, audio, and video cords with these 12 gadgets.
Join the editors of PC World for a frank discussion of the week's tech news.