
Radiolab
Radiolab is on a curiosity bender. We ask deep questions and use investigative journalism to get the answers. A given episode might whirl you through science, legal history, and into the home of someone halfway across the world. The show is known for innovative sound design, smashing information into music. It is hosted by Lulu Miller and Latif Nasser.
Latest episodes

23 snips
Jun 20, 2025 • 28min
Baby Shark
Dive into the mysterious world of baby sharks and their remarkable reproductive methods, from viviparous to ovoviviparous births. Discover a passionate conservationist’s innovative efforts in Malta, including the thrilling find of a viable shark egg. Experience the emotional journey of nurturing shark embryos with AI's help, and witness the heartwarming release of a baby shark back into the ocean. Lastly, explore the shift in society's view of sharks, advocating for appreciation over fear, and uncover the vital role these creatures play in our ecosystems.

26 snips
Jun 19, 2025 • 21min
Mystery Bay
Marine biologist Alison Kock, who stumbled upon stunning shark photographs that changed her career, teams up with reporter Rachael Cusick to explore the mysteries of Great White Sharks in False Bay. They unravel the eerie disappearance of these apex predators, delve into thrilling shark encounters at Seal Island, and reveal surprising stress levels in seals due to shark predation. The dynamic interactions between seals, sharks, and orcas challenge preconceived notions, showcasing the intricate communication and survival strategies of these misunderstood creatures.

61 snips
Jun 18, 2025 • 29min
The Shark Inside You
In this enlightening discussion, Becca Bressler, a producer at Radiolab, takes us on a global journey to uncover the remarkable potential of shark antibodies in cancer research. She explores how these unique antibodies might help us tackle chemotherapy-resistant cancers. The chat dives into the evolutionary history of sharks and their immune systems, illustrating how they can fit into tumor nooks where human antibodies falter. Bressler also highlights the surprising role sharks could play in future medical breakthroughs, merging humor with scientific intrigue.

14 snips
Jun 17, 2025 • 18min
The Cage
Dive into the world of sharks beyond the cinematic spectacle. Explore the hilarity of shark-themed movies like 'Sharknado' and discover the thrill of cage diving with great whites in Australia. Experience a breathtaking deep-sea encounter that challenges your views of these majestic creatures. Journey through 465 million years of shark evolution and meet the astonishing Greenland shark, a living witness to centuries of history. Join a captivating discussion on the diversity and resilience of nearly 500 shark species.

54 snips
Jun 16, 2025 • 27min
Making a Monster
Rodney Fox, a shark attack survivor and the pioneer of shark cage diving, shares his incredible journey from fear to fascination with great whites. He vividly recounts the terrifying day he was attacked and the emotional battle of returning to the ocean. Fox discusses common misconceptions about sharks, revealing the contrast between popular media's portrayal and reality. He emphasizes the psychological aspects of battling unseen fears and advocates for a deeper understanding of these majestic creatures. His story is a powerful testament to overcoming trauma and embracing one's passions.

6 snips
Jun 13, 2025 • 2min
Swimming with Shadows: A Radiolab Week of Sharks
Dive into the captivating world of sharks beyond 'Jaws.' Discover how perceptions have shaped our fear of these creatures. Explore extraordinary stories, from flying and glowing sharks to those that might save humanity. Delve into personal experiences and the vital role of sharks in marine ecosystems. This narrative not only challenges long-held myths but also celebrates the beauty and complexity of these misunderstood animals. Get ready for an enlightening journey beneath the waves!

52 snips
Jun 13, 2025 • 21min
Double-Blasted
Explore the harrowing tale of Tsutomu Yamaguchi, who survived both the Hiroshima and Nagasaki bombings. Delve into the psychological and genetic impacts of such trauma and how survivors often defy expectations with their resilience. The narrative reveals surprising statistics about the health of second-generation survivors, while also examining DNA repair mechanisms in the face of disaster. This thought-provoking journey balances personal stories with scientific insights, making for a captivating listen.

182 snips
Jun 6, 2025 • 51min
The Elixir of Life
Join Avir Mitra, an ER doctor and medical mystery storyteller, and Bruce German, a scientist researching human milk oligosaccharides and gut health, as they uncover the vital link between breast milk and infant well-being. They explore the fascinating symbiosis of Bifidobacterium infantis in gut health, emphasizing its decline due to modern diets. From personal anecdotes about parenting challenges to groundbreaking discoveries in neonatal care, this conversation reveals profound insights into the invisible connections that shape our lives and communities.

44 snips
May 30, 2025 • 20min
A Flock of Two
Jim Eggers, who battles bipolar disorder, shares his transformative journey with his pet African Grey Parrot, Sadie. As an unexpected source of emotional support, Sadie helps Jim manage his anger and navigate his challenges. Parrot expert Irene Pepperberg provides insights into their unique bond, illustrating how animals can sense and respond to human emotions. Jim considers Sadie a service animal, advocating for broader definitions that recognize the healing power of such companionship. Their story highlights the profound impact pets can have on mental health.

98 snips
May 23, 2025 • 33min
The Echo in the Machine
In this engaging discussion, Simon Adler, a Radiolab producer, and Greg Leibach, a deaf attorney and activist, dive into the groundbreaking history of speech recognition and closed captioning. They explore the pivotal 1988 Gallaudet University protest that demanded deaf leadership and sparked nationwide discussions on representation. The duo also highlights early speech recognition technology's struggles and triumphs, emphasizing its impact on accessibility today. Humorous anecdotes enrich the conversation, shedding light on the relationship between humans and evolving tech.