Science Weekly

In a thought-provoking discussion, guests Tony Prescott, a professor of cognitive robotics, and Dr. Mhairi Aitken, an ethics fellow at the Alan Turing Institute, join Ian Sample, science editor at The Guardian. They delve into the evolving relationship between humans and AI, exploring its potential to combat loneliness while raising ethical concerns. The conversation covers the risks of unconditional validation from AI, the complexities of grief and digital memories, and the delicate balance needed in regulating AI companionship.

Dr. Laura Pritschet, a postdoctoral fellow in psychiatry at the University of Pennsylvania, reveals groundbreaking research on brain changes during pregnancy. She discusses how continuous scans showcase dynamic transformations that enhance maternal abilities rather than indicate decline. The conversation highlights the historical neglect of women's health in neuroscience, calling for more attention to female-specific issues. These insights could improve our understanding of maternal mental health challenges, like postpartum depression.

Nicola Davis, a science correspondent at The Guardian specializing in medicine and health, discusses groundbreaking weight-loss drugs like Ozempic and Wegovy. She reveals how these medications, initially for diabetes, show potential in transforming chronic conditions such as heart disease and dementia. Delving into new studies, she explains their effects beyond weight loss, including cardiovascular benefits and implications for aging populations. Davis also examines the balance between medication advantages and the enjoyment of food in a healthy lifestyle.

Discover a groundbreaking technique that turns skin transparent using food dye, reminiscent of 'The Invisible Man.' Explore a concerning new case of bird flu in a person with no animal contact, raising critical public health questions. Dive into fascinating research revealing how adolescent girls experienced accelerated brain aging during the COVID pandemic. Learn about the unique challenges lockdowns posed on their emotional and neural development, underscoring the importance of social interactions in their growth.

Damian Carrington, an environment editor who boldly ventured to Greenland with scientists, joins interviewer Madeleine Finlay to discuss their groundbreaking expedition. They explore the uncharted abyss beneath the glaciers, investigating how ice and sea interact and the implications for rising sea levels. The conversation reveals the innovative technologies used, like the NERID Underwater submersible, and the urgency of understanding glacial dynamics in the context of climate change. Their findings could reshape our understanding of this critical issue.

Trudie Lang, a professor of global health research and director at the University of Oxford, discusses the urgent mpox outbreak declared a global health emergency. She highlights the alarming emergence of the Clade 1b strain and its unique transmission dynamics. Lang delves into the historical context of mpox in Africa and the recent global outbreak, emphasizing the critical role of vaccines and collaborative public health strategies. Ethical concerns in science, particularly AI's influence on health responses, also take center stage.

Pjotr Sauer, a reporter covering Russian affairs, and technology journalist Alex Hern discuss the recent arrest of Telegram's CEO, Pavel Durov, in Paris. They delve into the implications for social media's content moderation practices and the balance between free speech and government regulation. The conversation highlights Durov's challenging journey from Vkontakte to Telegram, revealing tensions around user privacy and political conflicts. The duo also tackles how platforms like Telegram can empower activists while grappling with legal responsibilities.

Chris French, a psychologist renowned for his research on paranormal claims, discusses the allure of ‘weird shit’ in our lives. He dives into the psychology behind beliefs in the paranormal, dissecting cognitive biases that fuel fascination with coincidences and conspiracy theories. French explains how our minds seek rationality in extraordinary experiences and explores why we attribute meaning to seemingly random events. With engaging stories and mental experiments, he unveils the surprising patterns in human thought and belief.

In this engaging discussion, Dr. Eleanor Raffan, a researcher focused on genetic influences on obesity, teams up with Prof. Giles Yeo, an expert in metabolic diseases, to explore the fascinating connection between canine and human obesity. They dive into how a genetic mutation in Labradors affects their eating behavior and what this reveals about human weight struggles. The conversation highlights the significant role of genetics and environment in obesity, challenging the idea that it's merely a matter of personal choice, and offers valuable insights for managing health.

Ivan Oransky, co-founder of Retraction Watch, and Sholto David, a vigilant blogger, dive into the alarming rise in retracted scientific papers, which reached 10,000 in 2023. They discuss a high-profile case of errors in research from a notable cancer institute and the implications for scientific integrity. The conversation highlights the role of platforms like Retraction Watch and PubPeer in promoting accountability. Together, they reveal how problematic incentives in publishing can compromise research quality, calling for urgent reforms in the academic landscape.