The first second of existence
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The light that remains
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Building the first atoms
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From darkness to first stars
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YOUR GOAL
Master of How everything began
artiteacher The light that remains
Hear that static on the screen? (on the screen!) / That's the glow of the Big Bang! (glowing on!)
Cosmic static: If you own an old analog television, about one percent of the black-and-white static you see is the actual glow of the Big Bang.
Electromagnetic radiation left over from an early stage in the development of the universe. Arno Penzias and Robert Wilson discovered this ancient afterglow of the early universe in 1964.
What did Penzias and Wilson initially think was causing the static in their antenna?
What do the tiny temperature fluctuations in the Cosmic Microwave Background represent?
Which satellite launched in 1989 first mapped the Cosmic Microwave Background's tiny temperature variations?
What temperature was the universe when it finally cooled enough to become transparent?
Approximately what percentage of old analog TV static was caused by the Big Bang?