Skip to main content

Up Next

The Alchemy of Neutron Star Collisions

The Alchemy of Neutron Star Collisions

Season 5 Episode 23
11:24
How Black Holes Kill Galaxies

How Black Holes Kill Galaxies

Season 5 Episode 24
11:20
The Quantum Internet

The Quantum Internet

Season 5 Episode 26
11:35
Did Time Start at the Big Bang?

Did Time Start at the Big Bang?

Season 5 Episode 27
12:30
What Caused the Big Bang?

What Caused the Big Bang?

Season 5 Episode 28
13:12
What Happened Before the Big Bang?

What Happened Before the Big Bang?

Season 5 Episode 29
10:23
How To Become an Astrophysicist

How To Become an Astrophysicist

Season 5 Episode 30
12:45
Is Earth's Magnetic Field Reversing?

Is Earth's Magnetic Field Reversing?

Season 5 Episode 31
12:46
Could We Terraform Mars?

Could We Terraform Mars?

Season 5 Episode 32
15:33
Is Pluto a Planet?

Is Pluto a Planet?

Season 5 Episode 33
14:03
How Many Universes Are There?

How Many Universes Are There?

Season 5 Episode 34
14:03
Back to Show
PBS Space Time

The Cosmic Dark Ages

Season 5 Episode 22

We live in the stelliferous era. Somewhere between 10 and 1000 billion trillion stars fill the observable universe with light. But there was a time before the first star ignited. A time we call the cosmic dark ages.

Only Available with Passport Starting
Support Provided By
Season
What Happens Inside a Proton?
15:15
What’s actually going on inside protons and neutrons?
How Many States Of Matter Are There?
13:14
Let’s see if we can figure it out states of matter together.
What If We Live in a Superdeterministic Universe?
15:00
Today we’re going to try to save reality - or at least realism.
Could We Decode Alien Physics?
14:25
How hard can it really be to decode alien physics and engineering?
Is Interstellar Travel Impossible?
14:31
Is space so deadly that we’re effectively imprisoned in our solar system forever?
Have We Solved The Black Hole Information Paradox
14:09
Black holes are very real, but are also a theoretical nightmare.
What If Physics IS Not Describing Reality?
13:29
Neils Bohr once said “Physics concerns what we can say about Nature."
The Evolution of the Modern Milky Way Galaxy
13:14
It’s possible to stitch together a Frankenstein flip book of galaxy evolution.
What If the Galactic Habitable Zone Limits Intelligent Life?
14:48
The effect of inhabitable space in the galaxy may be why we haven't seen aliens.
Space Does Not Expand Everywhere
13:51
Let's push Space's boundaries to the limit.
How the Higgs Mechanism Give Things Mass
17:26
We work to understand why W boson particle mass is so important.
Does the Universe Create Itself?
13:46
The universe may be playing a reoccurring game of guess.
Active loading indicator