18 I think about how we know more about the surface of the moon than we know about what鈥檚 on the bottom of our ocean. With every dive, there鈥檚 a possibility to see something new. It鈥檚 that mystery of what鈥檚 out there, and what you鈥檙e going to see this time. 鈥� DR. TIMOTHY HENKEL Photo: Paul Leavy 鈥� 鈥�