Gesamtlänge aller Episoden: 22 days 8 hours 14 minutes
What we don't know about mother's milk | Katie Hinde
What we don't know about mother's milk | Katie Hinde
A young inventor's plan to recycle Styrofoam | Ashton Cofer
A young inventor's plan to recycle Styrofoam | Ashton Cofer
Who would the rest of the world vote for in your country's election? | Simon Anholt
Who would the rest of the world vote for in your country's election? | Simon Anholt
Why civilians suffer more once a war is over | Margaret Bourdeaux
Why civilians suffer more once a war is over | Margaret Bourdeaux