How a single point stretched into the infinite cosmos

Space Documentary · 4:33 · Video: Explified Labs · Watch at the source

In short: Explore the foundational theory of our universe's origin. This video examines the Big Bang, tracing how space expanded from a singular starting point to its current state.

In 1927, astronomer Georges Lemaître proposed the revolutionary idea that the universe originated as a single point. According to this concept, the universe has been expanding and stretching ever since, continuing into the present day.

NASA's documentary archives provide unique perspectives on these cosmic mysteries by combining archival footage with interviews from the people who explore the unknown.

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