December 4, 2013 Is the brain a sort of quantum computer? What is consciousness? Marcelo Gleiser's brain is buzzing with big questions after participating in a conference that asked if quantum physics plays a role in how we think.
How does our subjective reality emerge from the physical structures of the brain and body?
August 7, 2013 We don't know how the brain creates consciousness, the subjective you. So, can machines do it, too? Commentator Marcelo Gleiser confronts "the hard problem of consciousness" and finds a world in which what we can know may have its limits.
April 3, 2013 What can we say about how the brain creates our sense of self? A lot and yet surprisingly little, as it turns out. Commentator Marcelo Gleiser ponders the many challenges scientists face to make sense of our mind.
Egg reassembly machine?
Johannes Eisele/AFP/Getty Images
February 8, 2013 We know a great deal about life and its pre-biotic precursors. But do we now understand how life is built from non-life? This is still an open question. Philospher Alva Noë considers this state of affairs in the context of the storm of controversy surrounding Thomas Nagel's book.
Where does the mind fit within the cosmos? Are they separate, intertwined or one and the same?
January 29, 2013 Is your Mind real, or just an afterthought in the life of your brain? What if the Mind was something as real as Space and Time and Higgs Bosons?
October 30, 2012 Can there be knowledge of right and wrong? Or is the idea that values can be the object of knowledge a grand illusion? Thomas Nagel, in his new book, comes down solidly on one side of this argument. Commentator Alva Noë weighs in with his thoughts.
October 24, 2012 Reactions to Thomas Nagel's recent book remind commentator Alva Noë of the foolish criticism directed toward E.O Wilson back in the 70s. Does biology give us the resources to understand ourselves? We must take this question seriously.
Do we really understand what's happening here?
Ian Waldie/Getty Images
October 12, 2012 Can natural science find a place for us in its vision of the cosmos? Thomas Nagel, in a new book, demands we take this question seriously. He is right to do so.
NPR thanks our sponsors
Become an NPR sponsor