Ep 11. Secret History of the Big Bang

In the episode "Secret History of the Big Bang" of Space's Deepest Secrets season 2, we delve into the beginnings of the universe, exploring the origins of everything we know and experience. The episode takes us on a journey through time, back to the very start of the universe, and provides a glimpse into how the universe was formed.

The show features a series of interviews with renowned physicists, cosmologists, and astrophysicists who explain the complex science behind the Big Bang, including the concept of inflation, the expansion of the universe, dark matter and more.

We start with the Big Bang, the moment when everything in the universe began. Scientists explain how the universe was created from a single, infinitely dense point, and how the expansion of the universe began from this point. It is difficult to imagine how all of this began, but with clever visual aids and clear explanations, the show makes it easier to understand.

The first few moments after the Big Bang set the stage for everything that would follow, and scientists have been studying these moments ever since. In the episode, we see how scientists have dissected each moment, unraveling the mysteries of the universe's earliest days one piece at a time. From the moment of creation, the universe we know today started to take shape, very gradually coming into being over billions of years.

One fascinating aspect that the episode covers is the concept of "dark matter," which takes up around 80% of the universe, yet remains virtually unknown. Viewers will learn how scientists have been working to study and understand this elusive matter to further advance our understanding of the universe.

We also look back to the moments immediately following the Big Bang, where the universe consisted of only a few types of particles as it started to expand and cool. The interactions between these particles were key in forming the basic elements we know today, such as helium and hydrogen.

As the universe expanded and cooled, it went through several key phases, including the era of nucleosynthesis, when some of the first building blocks of life appeared in the universe. Experts explain how this led to the formation of the first stars, which in turn led to the formation of galaxies.

By the end of the show, we've traveled from the birth of the universe to the formation of the galaxies that make up our neighborhoods in space. We've learned about the physics that shaped the universe, including its structure and composition, its expansion, and the forces that hold it together.

Overall, "Secret History of the Big Bang" offers an enlightening and engaging look at one of the most fundamental events in the history of the universe. With stunning graphics and expert commentary, viewers will get to see how the universe evolved over billions of years, leading up to the world we know today.