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PBS Space Time
How to Signal Aliens
Season 1
Episode 18
Everyone has their own opinion as to whether or not aliens exist. But let’s assume they do for a second and we wanted to let them know we're here!!!! How should we signal our species' existence through the expanse of space? There are a few options, but which is the most effective and the cheapest? Find out in this week’s episode of PBS Space Time!
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14:44
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14:33
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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
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17:24
Some are arguing that Many Worlds and Pilot Wave are really the same.