Yujin Nagasawa, professor of Philosophy at the University of Birmingham, tackles questions such as how the brain creates a consciousness of the cosmos. As well he explores philosophy of religion and the existence of God by reference to philosophers Bertrand Russell and St. Anselm.

Steven Dick, author of "Implications of Astrobiology: Understanding our Unseen World", discusses the search for life outside Earth and our solar system, and the meaning of a "post-biological" universe, among other topics.

Stephon Alexander, a theoretical physicist at Dartmouth, whose work studies the interface of sub atomic particles with super clusters, tackles defining Quantum Gravity and its relation to String Theory. He and Deepak Chopra discuss whether there is an "objective reality".

Shamini Jain, a professor at UC San Diego, talks about her work in biofield healing and psychoneuro immunology. She discusses the mind/brain/body relationship, bioelectromagnetics in medicine and new developments in biofield science.

Rebecca Goldstein, of the New College of Humanities in London, discusses her career as a writer, trying to embed ethical questions and philosophy into storytelling to look more closely into areas in which philosophy and science work to answer the same questions.

Paavo Pylkkanen, a Finnish philosopher of mind at the University of Helsinki, discusses how modern physics affects our world view. Can you scientifically prove an observer-independent universe? What do Bohmian mechanics tell us about real life?