The Big Bang: started from inflation, now we’re here
NOVA Presents
00:00
What Is the Biggest Loss in the Universe?
In the earliest phases of our universa history, the universe was opaque. Light simply couldn't travel. It was filled with a plasma of charged particles. The oldest and farthest away light in the universe is known as the cosmic micro wave background. We think of light beingable to travel so easily. I can see across the street. Our telescopes can look deep into the night sky. But we don't know how far it has gone since then.
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