It's hard to believe we've been working with and exploring 3D printers for three years here on ZDNet. Before MakerBot sent me their early Replicator, I had never touched a 3D printer. That said, I was ...

Once upon a time, an aircraft pilot looking down toward the ground saw only the distant twinkling lights of homes and cities. But pilots have had an unfortunate high-tech worry for many years: ...