Hot, Cold, Fresh, Salty
An observer on the seashore may make the mistake of thinking that all ocean...
Tue, 07/10/2018 - 13:39
Mapping the Ocean Floor
After an introduction in which students try to identify hidden objects by the...
Mon, 11/30/2009 - 18:21
Underwater Parks in 3-D
As I readied myself and my camera for a dive in Yellowstone Lake, the largest body...
Diving into the Sandstorm
Diving can be a wild ride that evokes more than a little trepidation, especially in...