GoPro Hero The GoPro phenomenon: what the world-beating little 1080p vidcam can (and cannot) do (by Conrad Blickenstorfer; most video and stills by Carol Cotton) Update November 2011: Days after we ...

Colors are different underwater. Colors are really nothing more than different wavelengths reflected by an object. Underwater, waves travel differently, and some wavelengths are filtered out by water ...

What? More complicated stuff to learn, you might say. Wasn't the "Physics" section enough? All I want to do is go diving. True, but diving means to enter into an environment that is not natural for ...

This is a review of the SeaLife DC1000 digital camera that you can use both under and above water. It consists of a standard (but modified for underwater performance) 10-megapixel digital camera and a ...

Sometimes it's hard to tell by the title what a book is all about. "Submerged -- Adventures of America's Most Elite Underwater Archeology Team" certainly sounds interesting, but I wasn't quite sure ...

Time to talk about cameras, underwater cameras. We've tested and reviewed a large number of cameras underwater over the years, both with and without housing. Initially, it was safe to say that the ...

In this section we describe and discuss all the instruments necessary for scuba diving: submersible pressure gauge (SPG), depth gauge, timing device, as well as the optional ones such as compass and ...

This independent but immaculately executed book tells the tale of a diver's relationship with the Italian cruise liner Andrea Doria that sank in 1956 and subsequently became the ultimate scuba ...

Taking pictures underwater is a whole lot different from taking pictures on dry land. Everything's moving, constantly. Optics are different; things aren't as close as they appear to be. Light itself ...

In this section we explain dive tables and go through specific examples of repetitive dives, using both the PADI and the NAUI tables. Dive tables are used to determine how long you can safely stay ...

A while ago I wrote about my experiences with seeing colors underwater that human eyes are not supposed to see at depth (see "Red at Depth). In it I described and showed examples of bright red at ...

This is a review and description of the seven day/seven night "liveaboard" dive trip to the Midriff islands (Islas Grandes) of the Sea of Cortez onboard the Rocio Del Mar. The trip consists of crusing ...