The hippopotamus has long been an enigma: an aquatic mammal that cannot swim, a vegetarian that is also the most dangerous animal in Africa. All hippos are utterly dependent on water,but in Botswana, hippos face an unparalleled challenge as deep floodwaters dry to dust in a matter of months. The documentary goes beneath the surface to show how hippos protect their families and face their enemies, revealing an animal that is highly sensitive and surprisingly intelligent.
 

By the close of the Industrial Revolution, the American food supply was tainted by frauds, fakes, and legions of new, untested chemicals, all threatening the health of consumers across the country. Based on the critically acclaimed book by Deborah Blum, it tells the story of crusading government chemist Harvey Washington Wiley, the man who led the pure food movement against the food manufacturing industry in the early years of the twentieth century. 
 

A filmmaker investigates his traumatic encounter with a 30-ton humpback whale that breached and almost landed on him while he was kayaking. What he discovers raises far bigger questions about humans' relationship with whales and their future.