Where did the Big Bang originate?

The video explores the universe's age and behavior, focusing on the Big Bang Theory and the universe's expansion. It explains how galaxies appear over time due to light travel and discusses the universe's structure, the Hubble constant, and the observable universe. The cosmic microwave background is highlighted as a key piece of evidence for the Big Bang, providing a glimpse into the universe's early state. The video concludes with a reflection on the universe's complexity and the nature of its expansion.

Describe the relationship between the expansion of the universe and gravity.

What implications does the expansion of the universe have on the structure of galaxies?

What is cosmic microwave background radiation?