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What is the Cosmic Microwave Background?

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The Cosmic Microwave Background, or CMB, is the remnant of the primordial fireball of the Big Bang. In this video, Fermilab’s Dr. Don Lincoln explains how it came to be. This is the first of a three part series, with follow on videos describing how what secrets the CMB has told us and what mysteries remain to be solved.

Where did the Big Bang happen?

https://www.youtube.com/watch?v=A0FZgCiJGrg

What happened before the Big Bang?

https://www.youtube.com/watch?v=dr6nNvw55C4

What really happened at the Big Bang?

https://www.youtube.com/watch?v=bZdvSJyHvUU

How far is the edge of the universe?

https://www.youtube.com/watch?v=u23vZsJbrjE

Have astronomers disproved the Big Bang?

https://www.youtube.com/watch?v=aFs5cKiajto

Cosmic inflation

https://www.youtube.com/watch?v=0uj0HZ3HLFw

The Big Bang Theory

https://www.youtube.com/watch?v=gZDa6d93ywE

Fermilab physics 101:

https://www.fnal.gov/pub/science/particle-physics-101/index.html

Fermilab home page:

https://fnal.gov

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