There is something spooky about being able to see and talk to the pirate Blackbeard while one walks down a dark alley and then stepping right through him as he disappears into thin air. Such ...

Foggy screens are usually an annoyance, but fog screens – where images are projected onto a fine mist – could open up the possibility of interactive holograms and free-floating displays. To make those ...

As they peck out text on the featureless glass surface of their phone or tablet, some people still mourn the passing of the physical keyboard. Now technology is heading to mass production that can ...