Ep 1. Life in Hell

NASA's Unexplained Files is a thrilling and thought-provoking series that explores some of the most puzzling and unexplained phenomena in NASA's history. In the season 2 premiere episode titled Life in Hell, we delve into the mysteries surrounding life on Earth and beyond.

The show starts with a bang, as we witness a massive explosion that took place in Tunguska, Siberia, in 1908. According to eyewitnesses, the blast was so intense that it flattened trees over a vast area and could be heard hundreds of miles away. The cause of this devastating event has been a topic of debate among astronomers and scientists for over a century. While some theories suggest it was a meteorite or comet that collided with Earth, others speculate that it was an alien spacecraft that crashed on our planet.

As the episode progresses, we are taken on a journey through time and space, exploring the possibility of extraterrestrial life in the universe. We learn about the origin of life on Earth and how the discovery of extremophiles – organisms that can survive in extreme conditions – has led scientists to believe that similar life forms could exist in other parts of our solar system and beyond.

We also witness the incredible discovery of Kepler- 186f, an exoplanet located 500 light-years away from Earth, which scientists think might have the potential to support life. The episode takes us through the process of searching for exoplanets, and the technology used to analyze their atmosphere and composition to determine their habitability.

But the episode doesn't stop there. It delves deeper into the possibility of life on other planets, even those within our own solar system. We are taken on a tour of Jupiter's moon Europa, which scientists believe has a salty ocean beneath its icy surface, and could potentially harbor life.

As the episode progresses, it raises the question: if life is possible on other planets, why haven't we found any evidence of it yet? This leads us to explore the possibility of advanced civilizations in the universe, and whether they could be hiding from us deliberately. We learn about the fascinating concept of the Fermi Paradox, which suggests that the universe is vast and old enough that it should be teeming with intelligent life, yet we have found no evidence of it.

Overall, NASA's Unexplained Files season 2 episode 1, Life in Hell, is an enthralling episode that takes us on a journey through time and space, exploring the mysteries surrounding the origin of life on Earth and the possibility of extraterrestrial life in the universe. It challenges our understanding of the universe and raises many fascinating questions about our place in it. It is a must-watch for anyone interested in science and the mysteries of the universe.