PBS Space Time Season 2015 Episode 33 What Happens at the Edge of the Universe?

PBS Space Time is an intriguing and informative show that explores the mysteries and complexities of the universe. In season 2015 episode 33 titled "What Happens at the Edge of the Universe?," the show's dedicated hosts take viewers on an exciting journey to explore the unknown regions of space.

The episode begins with a question that has stumped scientists for decades: what happens at the edge of the universe? Is there a physical boundary that marks the end of space-time or does the universe extend indefinitely? To help answer these questions, the hosts dive deep into some of the most complex theories related to the structure and nature of the universe.

One such theory is the concept of cosmic inflation. According to this theory, the universe expanded exponentially during its early stages, and this rapid expansion might have created "bubbles" that separate different regions of space-time. The hosts discuss how this theory could explain why the universe appears to be the same in all directions, and how it could shed light on the nature of the edge of the universe.

Another theory explored in the episode is that of the multiverse. This theory suggests that our universe is just one of many parallel universes that exist in a larger, interconnected structure. The hosts explain how this theory could explain why certain physical constants in our universe seem to be so perfectly tuned, as well as how it could help explain what lies beyond the edge of our observable universe.

Throughout the episode, the hosts make use of stunning graphics and animations to help explain these complex theories in an easy-to-understand manner. They also interview leading scientists in the field, who share their own thoughts and ideas about the nature of the universe and what could exist beyond its edge.

In addition to exploring the science behind the edge of the universe, the episode also delves into the philosophical questions that this topic raises. What does it mean for there to be an edge to the universe? What lies beyond it? And perhaps most fundamentally: can we ever truly know the answers to these questions?

Overall, "What Happens at the Edge of the Universe?" is a fascinating and thought-provoking episode of PBS Space Time that will leave viewers both awe-inspired and humbled by the mysteries that still exist within our universe. Whether you're a seasoned astrophysicist or just a curious layperson, this episode is sure to inspire a sense of wonder and curiosity about the vast expanse of space that surrounds us.