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Big Think is the leading source of expert-driven, actionable, educational content -- with thousands of videos, featuring experts ranging from Bill Clinton to Bill Nye, we help you get smarter, faster. Get actionable lessons from the world’s greatest thinkers & doers. Our experts are either disrupting or leading their respective fields. We aim to help you explore the big ideas and core skills that define knowledge in the 21st century, so you can apply them to the questions and challenges in your own life.
Episodes
Mentioned books

4 snips
Oct 15, 2025 • 5min
Don’t fall into the determinism trap. Everything is, in fact, random | Lee Cronin
Explore the universe's origin from the Big Bang, where energy transforms through chaos and cosmic events. Discover how randomness isn't just disorder but a key player in life's evolution. Patterns emerge that can replicate, survive, and thrive, leading to a complex, ordered universe. It’s a cosmic dance where what looks deterministic is shaped by billions of years of chaotic trial and error. The universe spins like a slot machine, revealing that beneath apparent order lies a magnificent randomness.

7 snips
Oct 15, 2025 • 11min
Don’t hire the smartest job candidate | Tyler Cowen
Tyler Cowen, an economics professor at George Mason University and chairman of the Mercatus Center, reveals why hiring the smartest candidate might not be the best choice. He emphasizes the importance of seeking talent in overlooked areas, like legendary talent scout John Hammond. Cowen critiques traditional hiring practices, exposing biases towards intelligence that ignore essential traits like drive and teamwork. He also encourages companies to embrace neurodiversity and learn from venture capitalists' risk-taking approach to finding exceptional talent.

Oct 15, 2025 • 13min
Our primordial drive for sex and love | Helen Fisher
Helen Fisher, a biological anthropologist and leading expert on romantic love and attachment, explores the complex neuroscience behind our feelings of love and rejection. She highlights how romantic love can be akin to an addiction, especially in the wake of heartbreak. Fisher explains the three evolved brain systems that govern mating—sex drive, romantic love, and attachment. Additionally, she shares practical insights on how to maintain passion and connection in long-term relationships, emphasizing the importance of novelty and affection.

6 snips
Oct 15, 2025 • 8min
Master divergent and convergent thinking | Tiago Forte
Tiago Forte shares insights on mastering creative thinking by using divergence and convergence. He emphasizes the need for a 'second brain' to effectively manage our overwhelming digital knowledge. By exploring many ideas before narrowing them down, we can enhance productivity and creativity. Forte advocates for maintaining multiple projects simultaneously to adapt to uncertainties without getting stuck. Ultimately, a second brain helps to alleviate mental clutter, allowing for a more focused and calm approach to work.

Oct 15, 2025 • 8min
How music spreads, explained in 5 minutes | Michael Spitzer
Discover how humans are born with an innate musical instinct, perceiving rhythm and melody from infancy. Michael Spitzer delves into how cultural practices shape our musical preferences, showing that music evolves as it crosses borders. He discusses the global influence of Western music, the process of musical colonization, and the exciting return of cross-cultural influences. With examples like K-pop's global rise, he emphasizes that despite the internet's role, music will always celebrate diversity and personal expression.

Oct 15, 2025 • 5min
The psychology of loneliness
Ethan Kross challenges the negative portrayal of loneliness in popular media. He reveals that it’s not just being alone, but our reactions to it that can be harmful. By reframing solitude as a chance for personal growth, we can enhance our creativity and well-being. Kross emphasizes that our beliefs shape how we experience being alone, advocating for a cultural shift to celebrate the benefits of solitude. Ultimately, he calls for more open discussions about the advantages of embracing time alone.

Oct 15, 2025 • 11min
The science of breaking bad habits (and building better ones)
Discover why breaking bad habits is tougher than it seems! Experts discuss how our brains wire habits into cue-routine-reward loops, making willpower insufficient. They reveal that many addictions stem from social and psychological needs, not just substances. Technology is highlighted as a new addiction driver, particularly smartphones that provide quick satisfaction. Learn the golden rule of habit change: keep the cue and reward, but swap the routine. Ultimately, changing habits takes time and practice!

12 snips
Oct 15, 2025 • 18min
The Fermi Paradox has a potentially terrifying answer: The Dark Forest | David Kipping
David Kipping, a Professor of Astronomy at Columbia University who specializes in exoplanets, dives into the Fermi Paradox and the chilling Dark Forest Hypothesis. He discusses the silence of the universe and the dangers of attempting to communicate with extraterrestrial intelligence. Kipping compares passive listening to active messaging, drawing on historical examples of cultural encounters. He also emphasizes the importance of preserving human artifacts, like those on the Moon, as potential legacies for future civilizations that may discover them.

48 snips
Oct 15, 2025 • 1h 24min
Hannah Ritchie: We can solve our biggest environmental problems | Full Interview
Hannah Ritchie, a researcher at the University of Oxford and deputy editor of Our World in Data, shares her insights on climate change and sustainability. She transitions from pessimism to optimism, revealing real solutions obtainable through data analysis. Ritchie highlights the critical sectors—energy, transport, food, and construction—that need transformation to combat climate change. Addressing climate inequality and advocating for innovative agricultural practices, she emphasizes that meaningful progress is achievable, making her discussion both enlightening and actionable.

9 snips
Oct 15, 2025 • 16min
How productive arguments can bring us closer together _ Bo Seo, Esther Perel, and Dan Shapiro
Engaging in effective arguments can actually bring people closer together. The discussion highlights the decline of productive debate in society and how our tribal instincts can hinder understanding. Listeners learn strategies to navigate disagreements constructively and the importance of empathetic listening. By embracing different perspectives, conflicts can transform into opportunities for connection and personal growth, ultimately fostering stronger relationships.


