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The Big Bang: How the Universe Began

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6 minute lessoncosmologybig-bang

This lesson breaks down the Big Bang theory, explaining how space expanded from a hot, dense state, how fundamental particles formed, and why the universe's expansion continues to accelerate today.

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Opening path

A 30-day path through the cosmos.

Short lessons. Clear pacing. Day 1 is open.

Day 1 awaits. The rest unlocks with your saved path.

Day 1

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The Big Bang: How the Universe Began

Start with the origin story of the universe and the evidence that supports it.

Day 2

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Cosmic Microwave Background Radiation

A short introduction to cosmic microwave background radiation and how it fits into the wider map of the universe.

Day 3

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What Is a Galaxy?

A short introduction to what is a galaxy? and how it fits into the wider map of the universe.

Day 4

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The Milky Way: Our Galactic Home

A short introduction to the milky way and how it fits into the wider map of the universe.