In the tradition of the great Jacques Cousteau, two young Frenchmen have been crisscrossing the world’s oceans documenting their most marvelous encounters in a book. But the book is not just an ode to the beauty of the deep; it is a warning about the impact humans have had on this largely unknown world.

It takes a lot of energy to be a zookeeper, bartender, and night watchman, especially if you only get three hours of sleep every night. But Alca the penguin never shirks any of his responsibilities, thanks to his seemingly endless supply of coffee with vitamins.

Brr! It’s hard to believe that anything could survive in waters as cold as minus two degrees. But recent research expeditions in the Antarctic Ocean have found life forms, like the icefish, that manage to thrive despite the chilly temperatures.