Andreas B. Heide, a free-diver and captain of the research vessel Barba captured this remarkably intimate footage of a young male sperm whale diving off the coast of Norway. Read the accompanying article here. 

The only living person to have both flown solo and sailed single-handed across the Atlantic, Tristan Gooley has led expeditions on five continents, using the landscape and weather to find his way around. Here he reveals the secret world of weather and how reading it can help you to become a natural navigator.