Wacky gifts for the tech-savvy person who has everything

It's a little tricky to set up, but once you get the Death Star positioned correctly over its base, it floats in the air thanks to well-placed magnets and a little help from'The Force.' Space scientists invent a new way to... Chemical sniffer based on a dog's nose could make bomb... Facebook developing artificial intelligence to flag... A new way to retrieve'lost' memories: Scientists use... Space scientists invent a new way to... Chemical sniffer based on a dog's nose could make bomb... Facebook developing artificial intelligence to flag... A new way to retrieve'lost' memories: Scientists use... It's a $180 wireless speaker shaped like the Death Star from'Star Wars.'