Dive into Sweden: rugged coasts, drop-off's, clear lakes and centuries old wrecks | Wetsuits anno 2010 - all you need to know | Find out why off-shore wind turbines are also good for marine life; Marine scientists have discovered ocean “superhighway” for tiny life forms; A massive Southern Ocean current has been discovered; NOAA responds to Gulf oil spill; Chemicals from seaweeds damage corals on contact; Learn about Eukaryotic phytoplankton; Ocean bacteria can harvest sun energy; Get the Annapolis update; Rob Rondeau's marine archeology 101; Carol Tedesco's 17th century shipwreck treasures of green stone; Underwater cinematographer Mike Valentine; Spiny Dogfish as per Andy Murch; Barb Roy goes to Churchill to trek Canada’s Sub-Arctic; Mike Powell's lessons from technical diving; Lawson Wood helps us choose a camera;Adam St. Gelais takes us under Blue Heron Bridge in Florida; Haitian recycled metal art of mermaids and the sea.