2min chapter

Unexplainable cover image

Henrietta Leavitt and the end of the universe

Unexplainable

CHAPTER

Dark Energy Is What Will End the Universe

Dark energy is what will end the universe. We have lots of ideas, but we don't know if any of them are right. Option one for the end of time is the heat death of the universe. But how? How will it end everything? Katie says there are two main possibilities. And that leads to some fun speculation.

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