Freedivers – those people who dive to great depths without an air supply – typically have to use masks instead of less bulky, more hydrodynamic goggles. A group of Italian entrepreneurs have set out ...

“For hiking with diving goggles, we need five days without rain beforehand so that the stream is calm enough,” says ...

I arrived at Empire Divers on the Upper East Side on a recent evening with two questions—one practical, the other philosophical. Could they replace the torn plastic strap on my mask? And what's it ...