Original broadcast date: October 29, 2021. What does it take to deliver a message, precious cargo, or vaccines — meant for exactly the right place in our bodies? This hour, TED speakers explore the often perilous journey of crucial deliveries. Guests include theater director Amir Nizar Zuabi, astrophysicist Erika Hamden, chemical engineer Kathryn Whitehead, and entrepreneur Keller Rinaudo.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

What does it take to deliver a message, precious cargo, or vaccines — meant for exactly the right place in our bodies? This hour, TED speakers explore the often perilous journey of crucial deliveries. Guests include theater director Amir Nizar Zuabi, astrophysicist Erika Hamden, chemical engineer Kathryn Whitehead, and entrepreneur Keller Rinaudo.Learn more about sponsor message choices: podcastchoices.com/adchoicesNPR Privacy Policy

Rocket Lab's CEO discusses space junk concerns, former astronaut shares space suit challenges, and astrophysics professor talks about the resurgence of space exploration at TED2019.