Up Next
Back to Show
PBS Space Time
How Much Information is in the Universe?
Season 4
Episode 39
Billions of galaxies, each with billions of stars, each with … rather a lot of particles in them. And then there's dark matter, black holes, planets, and the particles and radiation in between the stars and galaxies. But… is the universe actually made of stuff? An increasing number of physicists view the universe – view reality as informational at its most fundamental level.
Sign up now for inspiring and thought-provoking media delivered straight to your inbox.
Support Provided By
12:36
We explore how a black hole manages to communicate its gravitational force.
12:26
We explore the possibility of building a universe and all the limitations it presents.
14:14
Let’s learn how to cheat the universe.
14:28
Time to update you on the hunt for galactic empires.
13:29
This is what happens if microscopic primordial black holes could actually hit Earth.
14:07
Black holes of string theory - fuzzballs - are perhaps even weirder than the regular type.
14:28
We learn more about Modified Newtonian Dynamics aka MOND.
14:28
ACTION is the concept in physics that may be more fundamental than energy and entropy.
11:41
Constructor Theory is the ability to see the deepest underlying facts about the world.
13:00
New efforts in quantum tunneling show that superluminal motion may be possible.
14:15
The idea of magnetic monopoles remains one of physics’ most tantalizing maybes.
15:10
The fact is that all electrons are the same as each other and the object is what changes.