What is the afterglow of the Big Bang?
Neil deGrasse Tyson breaks down one of the most important discoveries in science — the Cosmic Microwave Background (CMB). This ancient light is the oldest signal we can detect in the universe, a faint glow left behind from the birth of everything.
In this video, you’ll learn:
What the Big Bang Afterglow is
How scientists discovered it
Why the Cosmic Microwave Background proves the Big Bang happened
What it tells us about the universe’s past
This is the closest we’ve ever come to seeing the beginning of time itself.
Source: Smart Girl Dumb Questions by Nayeema Raza
#NeilDeGrasseTyson #BigBangTheory #CosmicMicrowaveBackground #SpaceExploration
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