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Have you ever been to the beach and noticed litter, like plastic bottles or foam take-out containers on the sand?

SCUBAPRO Talks - Dive Lights with Niklas Stoss LED lights are the dive lights of choice among today’s divers. So what separates a good dive light from a great dive light? SCUBAPRO’s Niklas Stoss explains the technology behind dive lights, and shows how SCUBAPRO’s powerful […]

This video tutorial will show you how to signup for an eLearning course on tdisdi.com.

The North American Great Lakes — Huron, Ontario, Michigan, Erie, and Superior — are so big that they border 8 states and contain 23 quadrillion liters of water. They span forest, grassland, and wetland habitats, supporting a region that’s home to 3,500 species. But how […]

Big moves. On August 6, 2016, during a remotely operated vehicle dive off of Wake Island, we found our old friend the sea toad, who, after a short posing session, was on the move.Video courtesy of the NOAA Office of Ocean Exploration and Research, Deepwater […]