turtles Watch: Sea turtle flips the odds in a fight with a tiger shark David Pescovitz

jellyfish Astonishing new species of trippy, red jellyfish discovered in the ocean's "midnight zone" David Pescovitz

when crocodiles attack Crocodile dragged vacationing teen into ocean. Fortunately, she escaped its clutches. David Pescovitz

ocean Amazed kayaker encounters several humpback whales Xeni Jardin

mauritius Behold this glorious underwater waterfall off Mauritius Andrea James

marine biology Beautiful film on the colorful diversity of nudibranchs Andrea James

cinemagraph Watch Elemental, where beautiful ocean photos become stunning cinemagraphs Andrea James

jellyfish Watch this undersea vehicle's close encounter with a shimmering purple jellyfish Andrea James

ocean Deep-sea expedition seeks clues about how extraterrestrial life might exist Andrea James

mysteries of the unexplained To some, the loudest sound ever recorded underwater is still a mystery Andrea James

bodyboarding Watch a freak wave launch a body boarder 20 feet into the air David Pescovitz

waves Alessandro Puccinelli's 'Intersections,' where violent seas and skies collide Andrea James

cinemagraph Watch ocean wave images turned into hypnotic animations Andrea James

nautilus This googly eyed stubby squid might make your day Andrea James

vacation When was "going to the beach" invented? David Pescovitz

shark Shark footage makes newsman vow off swimming in ocean Heather Johanssen

seals Watch a seal narrowly escape a great white shark's jaws of death David Pescovitz

ocean Humpack whale exhales a beautiful rainbow Xeni Jardin

ROVs Rare ocean encounter between sperm whale and remotely operated vehicle caught on video Xeni Jardin

ceremony Video escape: Lantern-floating ceremony to honor the dead, Honolulu, Hawaii Xeni Jardin