Travel to the other side of the world and explore this underwater wonder.
Cristian Samper is the director of the Smithsonian's Museum of Natural History
Sharks threatened by commercial and illegal fishing
Cuba lets citizens turn cars into taxis; Australia's greatest job in the world
A Florida scientist is hoping to preserve hundreds of Gulf species who were affected by the region's oil spill
Study: Fishing, pollution threaten one third of shark species
Teen bit while being photographed with fish