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The Big Bang

The Big Bang

We may not know everything about the Big Bang, but there’s a lot we do know. Our knowledge of the Universe begins just a fraction of a second after the Big Bang took place.

Key Ideas

As this video progresses, key ideas will be introduced to invoke discussion.

Key Ideas

Think about the following questions as you watch the video


  1. 01:19 What were the first elements in the Universe?
  2. 02:40 Why is the Big Bang the first threshold of increasing complexity?
  3. 04:26 What evidence do we have that the Big Bang happened?
  4. 05:02 What questions do we still have about the Big Bang?