Short Wave

Manoush Zomorodi, the insightful host of NPR's TED Radio Hour, dives deep into the consequences of our tech-driven, sedentary lifestyles. She discusses how prolonged sitting impacts mental and physical health, emphasizing that even consistent exercise can’t fully mitigate these risks. Zomorodi introduces fascinating movement hacks to encourage more active routines and explores how light physical activity can enhance mood and productivity. With a call to action, she invites everyone to rethink their daily habits for better well-being.

It's that time of year again: Fat Bear Week! Learn how brown bears in Katmai National Park bulk up for hibernation, and discover the remarkable physiological changes they undergo. The hosts also delve into the issue of light pollution from satellites, revealing its impact on astronomical research. Plus, there's a thrilling look at antimatter research, uncovering the mysteries of gravity and matter. Don't miss the vote for your favorite bear—this playful competition is both fun and educational!

In this fascinating discussion, archaeologist Marcela Sepulveda sheds light on the ancient Chinchorro civilization from northern Chile, known for their remarkable mummification techniques that predate those of Egypt. She reveals why, despite their preservation efforts, some of these 7,000-year-old mummies are now decomposing due to climate change and microbial activity. The conversation delves into the Chinchorro's inclusive mummification practices and the modern challenges archaeologists face in protecting this vital piece of human history.

A groundbreaking robot named AlgaRay is being tested to tackle the growing problem of sargassum seaweed piling up on beaches. This stinky seaweed threatens coastal economies, ecosystems, and even health. The creators believe that the robot could not only manage this pesky seaweed but also contribute to fighting climate change. Innovative approaches in robotics are explored, highlighting their potential in carbon storage and ecological restoration. It's an urgent call to address our changing climate with inventive technological solutions.

In this enlightening discussion, molecular developmental biologist Alejandro Sánchez Alvarado shares his expertise on fascinating creatures like flatworms that can regenerate entire organs. He dives into the mystery of how these organisms achieve such remarkable feats and why humans remain unable to do so—at least for now. The conversation explores the potential intersections between regeneration science and technology, hinting at exciting future advancements that could change our understanding of healing and aging.

Nell Greenfieldboyce, an NPR science correspondent, delves into NASA's groundbreaking OSIRIS-REx mission, which successfully collected samples from the asteroid Bennu. She shares the emotional rollercoaster of the mission, full of close calls and anticipation. The discussion highlights how these ancient space rocks could unlock secrets about Earth's origins and potential future asteroid threats. Nell also touches on meticulous precautions taken during sample retrieval and hints at exciting upcoming missions that promise to expand our cosmic knowledge.

Dr. Shawn Kwatra, a leading dermatologist and director of the Johns Hopkins Itch Center, dives into the maddening world of itchiness. He explores the science behind why we itch, from its evolutionary purpose to the physiological mechanisms at play. Kwatra addresses the complexities of chronic itch, emphasized by his personal experiences with eczema and hives, which cultivate his empathy as a physician. The discussion highlights recent advancements in research and the urgent need for better diagnostics and treatments for this often-overlooked condition.

Explore the fascinating world of cockatoo courtship as male palm cockatoos use drumming to win over mates—an engaging mix of creativity and style! Learn how ancient geological events created rare pink diamonds and their link to the supercontinent Nuna's breakup. Delve into the ongoing Nipah virus outbreak in India, examining its health implications and challenges in controlling its spread. This lively discussion blends nature, science, and a bit of pop culture for a captivating listen!

In this insightful discussion, marine biologist Alfredo Giron, a World Economic Forum programme lead, sheds light on the ocean's critical challenges. He dives into the urgent threats posed by overfishing, climate change, and pollution. Giron emphasizes the importance of sustainable fishing practices and shares inspiring success stories from various nations. He also tackles the issue of illegal fishing, stressing the need for collaboration and innovative technology. Listeners will gain valuable tips on making sustainable seafood choices for a healthier ocean.

The podcast explores the controversy surrounding the James Webb Space Telescope's images of early galaxies, challenging previous theories and sparking debate in the scientific community.