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PBS Space Time
Will We Ever Find Alien Life?
Season 4
Episode 44
The silence of the galaxy and the resulting Fermi Paradox has perplexed us for nearly 50 years. But our most recent surveys of the Milky Way finally allow us to draw scientific conclusions about the depressingly persistent absence of aliens.
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14:33
We may have solved the mysterious origins of supermassive black holes in our universe.

16:30
Does antimatter fall down, or does it fall up?

14:29
Could cosmic voids be driving the universe?

17:53
Is there a black hole hiding in the core of the Sun eating it from the inside out?

19:19
What if we aren't the first technological civilization on Earth?

19:03
Many World’s lack wavefunction collapse might be the key to the measurement problem.

18:32
The holy grail of physics is a quantum theory of gravity. What if it’s not possible?

18:32
Alien life will most likely be discovered by faint changes in the color of alien sunsets.

12:05
The 2023 Physics Nobel prize has been awarded to three physicists for attosecond physics.

15:59
With the James Webb Space Telescope we’ve now seen the earliest star ever detected.

17:24
Some are arguing that Many Worlds and Pilot Wave are really the same.

18:00
What if we could produce superconductivity at room temperature? It would change the world.