TED: Life-altering questions about the end of the universe | Katie Mack

The video explores the origins and potential end of the universe, discussing the Big Bang theory and the observable universe. It delves into theories about the universe's end, such as heat death and the big rip, and considers the abstract nature of space and time. The discussion includes the concept of a multiverse and concludes with a poetic reflection on human existence within the cosmos.

What are the potential outcomes if dark energy changes over time?

What does it mean to say that space and time might not be fundamental?

How do theoretical physicists view the nature of space and time?

Reflect on the idea that the universe might be a mathematical construct.