Short Wave

As COVID-19 cases surge in Nebraska, two Omaha doctors shed light on the emotional toll this takes on healthcare workers. They push back against the 'hero' label, arguing it distracts from the systemic issues at play. The conversation reveals the dire state of local hospitals and the urgent need for community adherence to health guidelines. Listeners are invited to share their own experiences, fostering a sense of solidarity amid exhaustion and challenge in the healthcare sector.

Dan Charles, NPR's food and agriculture correspondent, dives deep into the world of biotech crops, especially Bt crops designed to combat pests. He reveals how these crops have significantly benefited farmers but are now facing unexpected challenges, such as pest resistance. The discussion highlights the delicate balance between innovation and reliance on technology in farming. Charles emphasizes the need for sustainable practices while addressing the economic realities farmers confront. This thought-provoking conversation sheds light on the intricate future of agricultural biotechnology.

Edgard Rivera-Valentín, a planetary scientist and expert on the Arecibo Telescope, discusses the telescope's immense scientific and cultural legacy. He shares insights into its crucial role in tracking asteroids and fostering public interest in astronomy. The conversation touches on the recent damage to the structure, its emotional significance to the Puerto Rican community, and the pressing need for federal support. Rivera-Valentín highlights the telescope's unique contributions to both science and culture, emphasizing its importance for future generations.

Join NPR international correspondent Lauren Frayer, who covers South Asia and has reported extensively on Mount Everest. In a fascinating discussion, she unravels the complex science of measuring the world's tallest mountain. Hear about the historical evolution of height measurements, from 19th-century trigonometry to modern satellite technology. Discover how geological factors, including plate tectonics and earthquakes, can alter Everest's height and learn about the recent Nepal-China initiative to officially remeasure this iconic peak.

Discover why certain scents can send you spiraling back to vivid memories from your childhood. A biological anthropologist shares intriguing insights about the strong emotional bonds between smell and memory, revealing how our environment impacts these connections. Learn how smells influence appetite and flavor, plus the surprising way our olfactory system works. Did you know nostrils alternate roles? This deep dive into the science of smell promises fascinating facts for everyone, especially during the holiday season!

Nell Greenfieldboyce, an NPR science correspondent, dives into the extraordinary world of reflex bleeding in animals. Discover how some reptiles and insects have evolved this dramatic self-defense mechanism, including the thundersnake's auto hemorrhaging under threat. Nell explores the horned lizards and ladybugs that squirt blood to deter predators, revealing the fascinating adaptations these creatures possess. This captivating discussion intertwines survival strategies with the stunning intricacies of nature's defense tactics.

Dive into the fascinating world of states of matter beyond the basics! Explore the mind-bending concept of Bose-Einstein condensates and their superfluid properties, where they flow without resistance. Discover how temperature and pressure influence particle behavior and learn about exotic states that extend our understanding of the universe. The hosts also inspire curiosity with engaging stories from school and invite listeners to share their own ideas for future science explorations.

Rebecca Hersher, a climate reporter, discusses the launch of the Sentinel-6 satellite, which is pivotal for measuring sea level rise. She highlights how this satellite will collect vital data on thermal expansion and melting ice, enhancing our understanding of global warming's impact on the oceans. The conversation also delves into advancements in satellite technology, crucial for predicting climate change effects. Hersher underscores the importance of consistent data in shaping responses to the challenges posed by rising oceans.

As Thanksgiving approaches, safety is key amidst rising COVID-19 cases. The hosts share practical tips for safe gatherings, from quarantining to effective ventilation. Communication takes center stage, ensuring everyone's comfort during family get-togethers. They suggest thoughtful travel choices and highlight the importance of communal responsibility in adapting holiday traditions. Plus, they offer podcast recommendations to keep spirits high while promoting well-being this festive season.

The Trump administration's decision to lift protections from the Tongass National Forest opens nine million acres to potential development. This raises concerns about the environmental impact, particularly on carbon-storing trees that have been standing for centuries. The challenges ahead for the Biden administration are discussed, revealing the delicate balance between community needs and conservation efforts. Societal implications and public health issues tied to these changes add further complexity to the future of America's largest national forest.