Gesamtlänge aller Episoden: 21 days 23 hours 17 minutes
Should we create a solar shade to cool the earth? | Danny Hillis
To eliminate waste, we need to rediscover thrift | Andrew Dent
My $500 house in Detroit -- and the neighbors who helped me rebuild it | Drew Philp
Math can help uncover cancer's secrets | Irina Kareva
How we can teach computers to make sense of our emotions | Raphael Arar
Our fight for disability rights -- and why we're not done yet | Judith Heumann
The role of faith and belief in modern Africa | Ndidi Nwuneli
My descent into America's neo-Nazi movement -- and how I got out | Christian Picciolini
Academic research is publicly funded -- why isn't it publicly available? | Erica Stone