Marine biologist Luke Tipple welcomes a wide variety of guests to discuss sharks, the ocean, and how the world's biggest ecosystem impacts your daily life. You'll hear inspiring stories from shark encounter survivors, learn cutting-edge science from the world's foremost researchers, and listen in to controversial topics, like is it okay to kill sharks in the name of science? Or what's the connection between shark fin soup and human trafficking? Join Luke and explore the surprising links between our lives on land and life in the ocean.Shark Week starts Sunday July 23 on Discovery. For the...