Prepare to treat this sneaky work time reading as research - expense it against your taxable profits. CES may be the Consumer Electronics Show, but the discerning businessmen out there will have spotted an investment opportunity in one or two of the...

Behind the big stands of the Samsungs, Sonys and SanDisks of this world lie the thousands of the smaller gadgets that make CES the rich tech fest that it is. It's normally here you'll find the most interesting bits and bobs and this year was no exception.

A previously little-known company from the UK called Light Blue Optics has demoed a projector at CES which allows users to interact with the light image as if it were a touchscreen.

The Light Touch throws a 10-inch image at WVGA resolution...