Back to Show
PBS Space Time
Can The Crisis in Cosmology Be Solved With Cosmic Voids?
Season 9
Episode 34
Two of the greatest mysteries in cosmology are the nature of dark energy and the apparent conflict in our measurements of the expansion rate of the early versus the modern universe that even dark energy can’t account for. Could both of these be explained by looking to a part of the universe that we’ve largely ignored so far? Could cosmic voids be driving the universe?
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By

12:00
We explore all the cool facts of the James Webb Space Telescope.

13:42
In fact, the first tantalizing evidence is already in and we take a look.

15:34
We dive into the weird world of quantum chromodynamics and the strong force.

15:22
Let's explore Quintessence and find out what dark energy really is.

15:15
What’s actually going on inside protons and neutrons?

13:14
Let’s see if we can figure it out states of matter together.

15:00
Today we’re going to try to save reality - or at least realism.

14:25
How hard can it really be to decode alien physics and engineering?

14:31
Is space so deadly that we’re effectively imprisoned in our solar system forever?

14:09
Black holes are very real, but are also a theoretical nightmare.

13:29
Neils Bohr once said “Physics concerns what we can say about Nature."

13:14
It’s possible to stitch together a Frankenstein flip book of galaxy evolution.