What is beyond the edge of the universe? Is there even an edge at all? We revisit an episode where Neil deGrasse Tyson and comedian Chuck Nice explore the shape of the universe and all its dimensions with cosmologist, Janna Levin, PhD.

Watch the full podcast with Janna Levin:

• StarTalk Podcast: Cosmic Queries – Ed…

We start with the basics: is the universe infinite? Janna tells us why it’s still uncertain. Could those distant galaxies we see be images of our own galaxies in the past? We discuss why it’s so difficult to detect other dimensions, if they are even there in the first place, while Janna and Neil help us visualize a 4th dimension. Are higher dimensions too complex to sustain life? Find out more on how to think about dark matter and dark energy. Plus, Janna shares why she thinks the study of dark matter and dark energy are the most important fields of study in science today.

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