Consciousness has many aspects, from experience to wakefulness to self-awareness. One aspect is imagination: our minds can conjure up multiple hypothetical futures to help us decide which choices we should make. Where did that ability come from? Today’s guest, Malcolm MacIver, pinpoints an important transition in the evolution of consciousness to when fish f ... Show More
Oct 6
331 | Solo: Fine-Tuning, God, and the Multiverse
Certain features of our universe seem unnatural to us. These include "constants of nature" such as the cosmological constant and the mass of the Higgs boson, as well as features of the initial conditions like the curvature of space and the initial entropy. But they can't truly be ... Show More
1h 54m
Sep 22
329 | Steven Pinker on Rationality and Common Knowledge
Getting along in society requires that we mostly adhere to certainly shared norms and customs. Often it's not enough that we all know what the rules are, but also that everyone else knows the rules, and that they know that we know the rules, and so on. Philosophers and game theor ... Show More
1h 16m
Jul 2024
#374 — Consciousness and the Physical World
Sam Harris speaks with Christof Koch about the nature of consciousness. They discuss Christof’s development as a neuroscientist, his collaboration with Francis Crick, change blindness and binocular rivalry, sleep and anesthesia, the limits of physicalism, non-locality, brains as ... Show More
42m 7s
May 2024
Liliana Doganova, "Discounting the Future: The Ascendancy of a Political Technology" (Princeton UP, 2024)
Forest fires, droughts, and rising sea levels beg a nagging question: have we lost our capacity to act on the future? Dr. Liliana Doganova’s book Discounting the Future: The Ascendancy of a Political Technology (Princeton University Press, 2024) sheds new light on this anxious qu ... Show More
1h 1m
May 2023
Stefan Lorenz Sorgner, "We Have Always Been Cyborgs: Digital Data, Gene Technologies, and an Ethics of Transhumanism" (Bristol UP, 2023)
The concept of transhumanism emerged in the middle of the 20th century, and has influenced discussions around AI, brain–computer interfaces, genetic technologies and life extension. Despite its enduring influence in the public imagination, a fully developed philosophy of transhum ... Show More
45m 20s
Jun 2025
#420 — Countdown to Superintelligence
Sam Harris speaks with Daniel Kokotajlo about the potential impacts of superintelligent AI over the next decade. They discuss Daniel’s predictions in his essay “AI 2027,” the alignment problem, what an intelligence explosion might look like, the capacity of LLMs to intentionally ... Show More
20m 29s
Apr 2025
Policymaking Is Not a Science — Yet (Update)
Why do so many promising solutions in education, medicine, and criminal justice fail to scale up into great policy? And can a new breed of “implementation scientists” crack the code? SOURCES:Patti Chamberlain, senior research scientist at the Oregon Social Learning Center.John Li ... Show More
45m 28s
Dec 2021
[Unedited] Vivek Murthy and Richard Davidson with Krista Tippett
What if the future of well-being is about “tipping the scales in the world away from fear and toward love”? And what if it’s a surgeon general of the United States, Dr. Vivek Murthy, who talks this way? Krista draws him out with his friend, the groundbreaking neuroscientist Richa ... Show More
1h 15m
Sep 2024
The Road to Singularity: Ben Goertzel on AGI and The Fate of Humanity
Dr. Ben Goertzel is a multidisciplinary scientist, entrepreneur, and author, originally from Brazil. He currently resides on an island near Seattle after living in Hong Kong. He leads prominent AI organizations like the SingularityNET Foundation, OpenCog Foundation, and the AGI S ... Show More
2h 25m