Cosmology: A Big Bang and the Beginning of the Universe

The video tutorial explores cosmology, focusing on the Big Bang theory and the early universe's development. It explains the misconceptions about the Big Bang, the role of quantum fluctuations, and the unification and breaking of fundamental forces. The tutorial covers various epochs, from the electroweak to the hadron epoch, and discusses the formation of atoms and the universe's Dark Ages.

How did the universe transition from the Hadron epoch to the Lepton epoch?

What is Big Bang nucleosynthesis and what elements were formed?

Discuss the role of gravity in the formation of structures in the universe.

What marked the end of the Dark Ages in the universe?