Journalist and sci-fi writer, Annalee Newitz, discusses the transformative power of escapist fiction. They delve into charity work within cosplay communities, the importance of public transit advocacy, and innovative green engineering projects inspired by Goblin aesthetics. The podcast explores how fantasy worlds can inspire real change and encourage listeners to dream of a sustainable future.

Neurobiologist Christi Gendron discusses how sensory experiences impact longevity, citing research on environmental cues like temperature and light affecting fruit fly lifespan. She emphasizes the significance of everyday perceptions on living a long, healthy life.

Labor organizer Saket Soni shares stories of Resilience Force, immigrant workers rebuilding communities after disasters. They forge bonds with residents, fostering hope and resilience. Explore transformative power of community relationships after natural disasters.

AI pioneer Fei-Fei Li discusses the imminent moment of machines gaining 'spatial intelligence' to interact with humans in the real world. She explores the rapid progress in AI algorithms, the potential of spatial intelligence in digitizing the real world for robotics, and the revolutionizing impact on industries like healthcare with AI-enhanced technology.

Daniel Lubetzky, founder of KIND Snacks, discusses the need to move away from 'us vs. them' mentality. He introduces an initiative to unite global 'builders' for practical solutions over extremism. This podcast promotes critical thinking, citizen empowerment, and unity in a divided society.

Bill Ackman, an activist investor, discusses extending activism beyond companies to social and political realms. He shares insights on predicting business futures confidently, governance concerns at institutions like Harvard, fostering diversity for future leaders, and the influence of wealth on shaping opinions.

Ai-jen Poo discusses the undervaluation of caretakers globally and the importance of fair wages. She explains the future of care for loved ones and society, emphasizing the essential nature of caregiving. The podcast explores emotional challenges in caregiving, reframing the perception of normality in health, and valuing caregivers and domestic workers in the 21st century.

Obstetrician and researcher Meryam Sugulle discusses the link between placental health in pregnancy and future cardiovascular disease risk for women. She emphasizes the importance of incorporating a single question into routine health screenings to improve women's health outcomes.

Atmospheric scientist Sarah J. Doherty discusses how aerosol pollutants cool the climate and the dilemma of cleaning up the air without warming the planet. She explores marine cloud brightening by adding sea salt aerosols to clouds to reflect sunlight. The podcast delves into the complexities of modeling climate impacts and research on aerosol behavior for climate cooling.

Ian Bremmer, founder of Eurasia Group, discusses the ongoing conflict in Gaza, the challenges of negotiating a ceasefire, and the escalating tensions between Israel and Iran. He also dives into American conditions for a potential invasion, the complexities of the Israeli-Hamas conflict, and Biden's approach towards the situation.