Astronomy: The Big Bang (9 of 30) Olbers' Paradox: Is the Universe Infinite?

Astronomy: The Big Bang (10 of 30) Einstein's Biggest "Blunder"

Astronomy: The Big Bang (12 of 30) How Do We Know the Big Bang Happened?"

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Astronomy: The Big Bang (13 of 30) Plank Era: The Beginning of Time

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Astronomy: The Big Bang (2 of 30) Hubble Law and The Expanding Universe

Astronomy: The Big Bang (8 of 30) E=mc^2 and the Temperature of the Early Universe

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Astronomy: The Big Bang (24 of 30) Radiation Era (Dark Ages) 1st Stars and Galaxies Appears

Astronomy: The Big Bang (23 of 30) Decoupling (Recombination): Transparent Universe

Astronomy: The Big Bang (18 of 30) What is Baryogenesis?

Astronomy - Measuring Distance, Size, and Luminosity (28 of 30) Cepheid Vari. & Dist. Measurements

Astronomy: The Big Bang (14 of 30) GUT: Grand Unification Era (time = 10^-43 sec)

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Astronomy - Measuring Distance, Size, and Luminosity (24 of 30) Age of the Universe

Astronomy: The Big Bang (7 of 30) Cosmic Background Radiation and Earth's Motion

Why Time Is a Byproduct | Leonard Susskind

NASA Reveals What They Got Wrong About Pluto — What New Horizons Discovered

Astronomy - Measuring Distance, Size, and Luminosity (15 of 30) The H-R Diagram (O B A F G K M)

Astronomy: The Big Bang (5 of 30) Cosmic Background Radiation