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PBS Space Time
How Does Gravity Escape A Black Hole?
We explore how a black hole manages to communicate its gravitational force.


PBS Space Time
The Impossibility of Perpetual Motion Machines
Perhaps the most persistent nonsense in physics: the perpetual motion machine.

PBS Space Time
Does Antimatter Explain Why There's Something than Nothing
The most precious substance in our universe is not gold, nor oil. It's antimatter.

PBS Space Time
Electroweak Theory and the Origin of the Fundamental Forces
We explore how forces of nature, once unified, were forced to separate.

PBS Space Time
How Far Beyond Earth Could Humanity Spread?
There’s a hard limit to humanity’s expansion in the universe. So, how big can we get?

PBS Space Time
New Discovery About Supermassive Black Holes Explained!
Why has a newly discovered a black hole started pointing directly at us?

PBS Space Time
Is 'Perpetual Motion' Possible with Superfluids?
If we want to see quantum weirdness with our eyes, we’ll need Bose-Einstein Condensates.

PBS Space Time
What Supernova Distance Would Trigger Mass Extinction?
How close is too close for supernova explosions?

PBS Space Time
Did JWST Discover Dark Matter Stars?
Did JWST just find a new type of star powered by dark matter?

PBS Space Time
Was the Gravitational Wave Background Finally Discovered?!?
The gravitational wave background has probably been detected using a pulsar timing array.

PBS Space Time
Can The Crisis in Cosmology Be Solved With Cosmic Voids?
Could cosmic voids be driving the universe?

PBS Space Time
The First Humans On Mars
Elon Musk’s SpaceX program proposes that 100 people could be sent to colonize Mars within

PBS Space Time
What if Singularities DO NOT Exist?
The terrible singularity at the heart of the black hole may be no more.

PBS Space Time
Did JWST Solve The Mystery of Supermassive Black Hole Origin
We may have solved the mysterious origins of supermassive black holes in our universe.