Nicholas Toth hunched over his lathe with sweat on his brow and a smile on his face. The sound of brass being shaved to the exact width he needed put that smile there. “In a lot of respects I feel ...

Scuba diving is incredibly dangerous, because human beings are not designed to live underwater. Sure, we’ve gotten pretty good at designing machines that work where it’s wet, but personal travel ...

Tony Stark, eat your heart out. A futuristic new helmet designed by Navy engineers could allow divers to see and track everything from the above-water view of their location to diagrams to text ...

The Navy is developing a new diving helmet fitted with something called Divers Augmented Vision Display (DAVD). It’s essentially a fancy underwater HUD. But really, the whole setup basically looks ...