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

Amir Nizar Zuabi, a theater director known for his poignant storytelling through puppetry, shares insights on using art to convey the refugee experience. Astrophysicist Erika Hamden discusses her innovative FIREBALL telescope, revealing the emotional journey of cosmic discovery. Kathryn Whitehead, a chemical engineer specializing in mRNA vaccines, emphasizes the importance of precise drug delivery technology. Lastly, Keller Rinaudo, CEO of Zipline, highlights the life-saving potential of drone logistics in medical supply distribution.

Kathryn A. Whitehead, an engineer who spoke at TED Monterey 2021, dives into the world of lipid nanoparticles—tiny fat balls designed to deliver critical medicines to our cells. She highlights how these nanoparticles are integral in mRNA vaccines, revolutionizing treatment methods for diseases like Ebola, HIV, and cancer. The discussion focuses on the challenges of safely delivering mRNA and the groundbreaking advancements that have accelerated since the COVID-19 pandemic, promising a new frontier in healthcare.