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PBS Space Time

Is Interstellar Travel Impossible?

Season 8 Episode 19

Space is pretty deadly. But is it so deadly that we’re effectively imprisoned in our solar system forever? Many have said so, but a few have actually figured it out.

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Season
What are the Strings in String Theory?
13:20
How did physicists even come up with String Theory?
Computing a Universe Simulation
12:04
Is it possible to simulate the entire universe on a computer smaller than the universe?
How to Detect Extra Dimensions
11:46
How gravitational waves can be used to search for extra dimensions of space!
Quantum Gravity and the Hardest Problem in Physics
12:20
General relativity and quantum mechanics seem to describe all of observable reality.
How Much Information is in the Universe?
9:28
The universe is full of stuff. But... is it actually made of stuff? Or information?
The Black Hole Entropy Enigma
11:41
Black Holes should have no entropy, but they hold most of the entropy in the universe.
Is There Life on Mars?
13:41
There is no greater hero in our search for life on mars than a robot named Opportunity.
How Will the Universe End?
12:37
In 100 trillion years the era of stars will be over.
Quantum Theory's Most Incredible Prediction
12:36
Do the theories of quantum physics truly represent the underlying workings of reality?
How Close To The Sun Can Humanity Get?
8:51
Humanity is coming closer to touching the Sun after launching the Parker Solar Probe.
Reversing Entropy with Maxwell's Demon
11:36
Can a demon defeat the 2nd Law of Thermodynamics?
The Misunderstood Nature of Entropy
10:58
Entropy is an intriguing and widely misunderstood concept.
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