Why Does the Universe Expand? | Bedtime Astronaut For Sleep
In this calming episode of Bedtime Astronaut, we gently explore the fascinating phenomenon of the universe's expansion. As we drift through the cosmic tapestry, we unravel the mysteries that have captivated astronomers and physicists alike. Join us in contemplating how the universe, much like a balloon with galaxies as its dots, continually stretches and grows, leading to the mesmerizing dance of galaxies drifting apart. We trace back to the early 20th century, where the groundbreaking work of Edwin Hubble revealed the universe's dynamic nature. Discover how Hubble's observations led to profound insights, such as the Hubble Expansion and the Big Bang theory, which describes the universe's beginnings as a hot, dense singularity over 13.8 billion years ago. This episode invites you to reflect on the vastness of the cosmos and the intricate forces that govern its endless expansion, providing a serene backdrop for relaxation and wonder.
