A thrilling, mind-bending view of the cosmos and of the human adventure of modern science. In a conversation ranging from free will to the multiverse to the meaning of the Higgs boson particle, physicist Brian Greene suggests the deepest scientific realities are hidden from human senses and often defy our best intuition. This interview is edited and produced with music and other features in the On Being episode "Brian Greene — Reimagining the Cosmos." Find more at onbeing.org.