Short Wave

In this engaging conversation, horticulturalist Reagan White-Salusi shares her mission to revive heirloom peach trees of the Southwest, a crucial element of Indigenous culture nearly lost due to historic injustices. She discusses the tragic impact of the Long Walk on the Navajo community and emphasizes the importance of reconnecting younger generations with their agricultural heritage. With a focus on collaboration and traditional ecological practices, Reagan highlights the journey toward restoring biodiversity and preserving cultural identity through sustainable farming.

Jon Hamilton, an NPR science correspondent, hosts a captivating discussion with neuroscientist Erich Jarvis, chair of the Vertebrate Genomes Project. They explore the ambitious goal of sequencing 70,000 animal genomes to boost conservation efforts and understand evolution. The fascinating role of the platypus shines as a key player in unraveling mammalian traits. They also delve into the links between vocal learning and cognition in animals, pondering the ethical implications of genetic engineering related to vocalization.

Join Dr. Kelly Lambert, a behavioral neuroscience professor at the University of Richmond, as she shares her groundbreaking research on rats driving miniature cars. Discover why these furry friends prefer hitting the road to snacking on Froot Loops. Kelly explores how anticipation and decision-making are intertwined in the brains of rats, revealing insights into dopamine release. Plus, dive into the concept of 'behavior-ceuticals' and learn how actions can shift brain chemistry, suggesting that optimism might be beneficial for both rats and humans!

This discussion dives into the fascinating interplay between our brains and shopping habits during the holiday season. It reveals how retailers exploit consumer psychology through urgency and scarcity to trigger impulsive buying. Experts unpack the neuroscience behind discounts, explaining why it's tough to resist that dopamine rush when snatching up deals. Practical tips are shared to outsmart these sales tactics, encouraging savings over impulse splurging. Ultimately, it’s a journey into understanding our emotional responses to shopping.

Discover the fascinating story of beaked hazelnuts, a vital food source for Indigenous peoples in British Columbia. These nuts are not just snacks; they hold cultural significance and are crucial for the Land Back movement. Research into their genetics uncovers a legacy of careful cultivation by Indigenous communities, challenging notions of wilderness. The discussion interweaves themes of land sovereignty and ecological stewardship, revealing how traditional knowledge can reshape modern environmental initiatives.

Julia Simon, an NPR climate reporter with a focus on climate negotiations and finance, breaks down the key outcomes from COP29. She highlights the $300 billion commitment from wealthy nations to aid developing countries grappling with climate change. Importantly, she discusses the daunting 1.5C warming target that's becoming alarmingly close. The conversation reveals the stark contrast between the $1.3 trillion needed for climate action and the insufficient funds promised, shedding light on the challenges faced by vulnerable nations.

Over 40% of the world's languages face extinction, with indigenous tongues in the Amazon particularly at risk. Discover the efforts to document the Desano language in northwest Amazonia, highlighting the community's multilingual dynamics and cultural identity struggles. The podcast explores innovative methods of language revitalization, including interactive games that foster trust and collaboration between linguists and elders. Learn how environmental factors shape language and the importance of preserving such cultural heritage for future generations.

Nate Rott, a science correspondent, sheds light on the alarming decline of monarch butterfly populations due to habitat loss, pesticide use, and climate change. He discusses the critical upcoming decision regarding their endangered status and the potential implications it holds for conservation efforts. The conversation dives into the fascinating life cycle of monarchs, the importance of milkweed, and the need for community involvement. Rott also addresses the tensions between environmental protection and agricultural practices, revealing the complexities in saving these migratory wonders.

Jeff Brunfield, an NPR science correspondent, delves into the environmental implications of SpaceX's ambitious Starship program. He highlights the tension between technological advancement and nature conservation, especially in Texas' wildlife sanctuaries. The discussion touches on the potential impacts of increased launches, the challenges posed by wastewater runoff, and the regulatory changes that may arise under a new political administration. Brunfield sheds light on the urgent need for balancing innovation with ecological responsibility.

The podcast dives into the puzzling mystery behind the dead coho salmon in urban streams. Researchers exclude typical factors and focus on tire chemicals as potential culprits. The discussion highlights the harmful effects of tire additives, particularly 6-PPD, and the challenges in identifying toxic substances. It also raises awareness about the environmental impact of tire emissions, especially with the rise of electric vehicles. Innovative solutions for reducing tire pollution are explored, shedding light on this critical issue.