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PBS Space Time
The Geometry of Causality
Season 3
Episode 12
Using geometry we can not only understand, but visualize how causality dictates the order of events in our universe.
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10:44
How did our chaotic universe generate the extreme complexity we see in life?
10:52
A black hole can never catch up to you, but the Unruh radiation it generates sure can.
9:15
The Andromeda galaxy will inevitably collide with our own Milky Way. Will that be the end?
9:03
What do the first stars, dark matter, and superior siege engines have in common?
9:16
Will the future of space exploration be guided by public or private entities?
11:20
Energy is the most powerful and useful concept in all of physics, but what exactly is it?
7:42
What happens when a star eats its planets? Find out on today’s Space Time Journal Club.
9:55
The Sun is getting brighter and the habitable planets in our solar system are changing.
12:03
What is Horizon radiation? How does it apply to the Unruh Effect and Hawking Radiation?