Gesamtlänge aller Episoden: 21 days 11 hours 18 minutes
An underwater art museum, teeming with life | Jason deCaires Taylor
Governments don't understand cyber warfare. We need hackers | Rodrigo Bijou
Refugees have the right to be protected | António Guterres
A hilarious celebration of lifelong female friendship | Jane Fonda / Lily Tomlin
What happens when a city runs out of room for its dead | Alison Killing
Let's not use Mars as a backup planet | Lucianne Walkowicz
The four fish we're overeating -- and what to eat instead | Paul Greenberg
A beatboxing lesson from a father-daughter duo | Nicole Paris and Ed Cage
How germs travel on planes -- and how we can stop them | Raymond Wang
Forget shopping. Soon you'll download your new clothes | Danit Peleg