In this engaging conversation, Thomas Hertog, a theoretical physicist and collaborator of Stephen Hawking, explores the mysteries of quantum cosmology and the multiverse. They delve into Hawking's groundbreaking ideas, including the concept of imaginary time and its implications for the universe's origins. Hertog discusses the challenges of defining observers in a multiverse, the importance of philosophical perspectives in physics, and the innovative measures needed to understand cosmic structures. His insights blend complex theories with a captivating narrative about the nature of existence.

Thomas Hertog, a prominent cosmologist and collaborator of Stephen Hawking, shares insights from his book 'On the Origin of Time'. He delves into the philosophical and scientific aspects of time, exploring its origin and the bold idea of how laws of physics emerged. Hertog reflects on Hawking's unique contributions to science and provides intriguing thoughts on whether time could ever flow in reverse. The conversation navigates through concepts like the multiverse and quantum gravity, ultimately challenging our understanding of existence.