A second doesn’t always feel like a second—time can seem to slow down if you’re riding a death-defying roller coaster, or speed up while you’re having a night out on the town. But just what’s going on inside our heads to skew our perception of time?

Renowned researchers David Chalmers and Anil Seth join Brian Greene to explore how far science and philosophy have gone toward explaining the greatest of all mysteries, consciousness–and whether artificially intelligent …

Are there unresolved foundational questions in quantum physics? Philosopher Tim Maudlin thinks so, and joins Brian Greene to explore possible answers. This program is part of the Big Ideas series, …

How do we learn to speak? What is the connection between language and movement? Join a broad and distinguished panel of biologists, psychologists, neuroscientists, philosophers, musicians and writers.

Black holes are gravitational behemoths that dramatically twist space and time. Recently, they’ve also pointed researchers to a remarkable proposal—that everything we see may be akin to a hologram.

Renowned cosmologist David Spergel joins Brian Greene to discuss the triumphs and tensions of precision cosmology, exploring remarkable successes as well as persistent discrepancies bedeviling current understanding. This program is …