Short Wave

Discover the surprising potential of using sanitized diapers as building materials for sustainable homes. Dive into the fascinating evolution of multicellular life from single-celled organisms, showcased through innovative experiments with yeast. Learn how scientists are optimizing gummy candy by manipulating ingredients for the perfect chewiness and stability. Explore the unique relationship between temperature and texture in gummy-making, making culinary science both delicious and intriguing!

Agustín Fuentes, an anthropologist at Princeton University, dives into the intriguing world of DNA testing and race. He explores why these tests, like those from 23andMe, mislead users into thinking they accurately reveal racial identities. Fuentes emphasizes race as a social construct, detailing how simplistic interpretations of genetic data overlook the complex nature of human genetics. He shares surprising truths about ancestry that challenge common perceptions, urging listeners to rethink how they connect their genetics to identity.

In this discussion, Anil Oza, a science writer and former intern, dives into the ongoing challenges of Long COVID research. He sheds light on studies investigating blood samples to discover biomarkers for the condition. The conversation reveals the intriguing connection between microclots and persistent symptoms, emphasizing how these tiny clots can hinder oxygen delivery. Oza also highlights the urgent need for funding and effective testing methods, as personal stories from Long COVID patients underscore the debilitating realities they face.

Get ready to groove as scientists uncover that lemurs can sing with rhythm! Discover how these Malagasy marvels challenge our understanding of music's origins. Comparisons to iconic beats, like Queen's 'We Will Rock You,' reveal fascinating patterns in their vocalizations. The conversation dives deep into the connections between animal communication and human musicality, exploring how rhythm might have evolved separately from language. It’s a delightful exploration of music, nature, and the surprising talents of our furry friends!

Michaeleen Doucleff, an NPR science correspondent renowned for her insights into social media's effects on mental health, delves into the rising rates of anxiety and depression among teens. She explores the American Psychological Association's guidelines aimed at protecting children online. The discussion highlights how smartphones have altered teen interactions, leading to less face-to-face socialization and disrupted sleep. Doucleff also shares findings suggesting that taking breaks from social media can boost happiness and reduce anxiety in young users.

Join a fascinating discussion about a revolutionary prosthetic: a third thumb! Learn how this 3D-printed device empowers users by enhancing their dexterity, controlled by their big toes. Experts are excitedly exploring the brain's adaptability to this novel augmentation. The potential applications are mind-blowing, from aiding amputees to improving surgical precision. Discover the intriguing intersection of technology and neuroscience as they unravel how we might redefine our bodily perceptions and capabilities in the future!

Dive into the intriguing world of virtual reality sickness, exploring why some users feel unwell while others don’t. Discover the surprising findings about walking, revealing that as few as 4,400 steps a day might be enough for health benefits, especially for older adults. Unpack the buzz around ice baths and their potential mood-enhancing effects, while emphasizing the need for more research to back up these claims. This engaging discussion delves into the blend of modern fitness trends and technology, challenging conventional health advice.

Jeff Brumfiel, an NPR science journalist, dives into the evolving role of artificial intelligence in medicine. He discusses how AI could reduce paperwork for doctors, allowing them to focus on patient care. The conversation highlights the revolutionary impact of AI in fields like radiology for early disease detection. However, Brumfiel also addresses the dangers of biases and inaccuracies in AI, urging caution as these could harm patients if not properly managed. The episode reveals the balance between embracing innovation and maintaining ethical responsibility.

Innovators Bill David and Serena Cussen discuss the future of clean energy storage, focusing on next-generation batteries. They explore the complex construction of batteries and the shift from traditional lithium-ion to sustainable options. The conversation also highlights the sustainable production of ammonia and the need for equity in global energy solutions. Emphasizing collaboration, they stress the importance of involving scientists and policymakers to ensure fair access to renewable energy, particularly for underserved regions.

Nate Rott, an NPR climate correspondent, dives into California's transformative wet winter. He highlights the surprising ecological resurgence as flooded wetlands nourish endangered habitats. The fascinating phenomenon of a super bloom of wildflowers unfurls across previously parched landscapes. Baby salmon thrive with increased food sources, while migratory birds find new nesting spots. Rott underscores the complex balance between natural beauty and the challenges of flooding, illustrating nature's resilience amidst climate extremes.