Space Space Shuttle Disaster  50:00 An investigation uncovers the human failures and design flaws behind the 2003 Columbia tragedy. Origins  50:00 How did the colossal forces of the early universe make it possible for habitable worlds to emerge? Sputnik Declassified  49:00 Top-secret documents rewrite the history of the famous satellite and the early space race.	Nature Rat Attack  50:00 Why do huge swarms of rats overrun a bamboo forest in India once every half-century? Fishing for a Living  49:11 Fresh and salt waters all over the world are rich in food and birds are the best fishers there are. Ape Genius  49:00 Experts zero in on what separates humans from our closest living relatives.
Science & Technology The Big Energy Gamble  50:00 Can California's ambitious plan to cut greenhouse gases actually succeed? The Great Robot Race  49:00 Driverless vehicles compete in a 130-mile race across the Mojave Desert. Robot Pals  26:00 To be really useful, robots need to behave as cooperative partners rather than mindless machines.	History Easter Island  54:22 Travel to Easter Island to discover the secrets of this vanished civilization. Astrospies  49:00 An elite corps of secret U.S. astronauts is trained to gather intelligence on the Soviets during the Cold War. Lost Treasures of Tibet  50:00 A crack restoration team tries to prevent priceless medieval Buddhist murals from crumbling into dust.
Health Hidden Motives  26:00 How does the unconscious mind determine human behavior? The Future Of Food  1:28:54 The Future Of Food offers an in-depth investigation into the disturbing truth behind engineered foods that have quietly filled U.S. grocery store... A Walk to Beautiful  52:00 A powerful story of healing and hope for women in Ethiopia devastated by childbirth injuries.	Environment Ocean Animal Emergency  50:00 Wildlife veterinarians struggle to save injured seals and sea lions on the California coast. Hot Planet - Cold Comfort  26:00 So you think global warming won't affect you? Extreme Ice  50:00 An acclaimed photographer teams up with scientists to document the runaway melting of arctic glaciers.