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If light, the fastest thing there can be
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Cosmos: Possible Worlds

If light, thefastest thing there can be, has a cosmic speed limit,then it would be...

If light, the
fastest thing there can be, has a cosmic speed limit,
then it would be impossible for one photon to communicate
with another instantly
across such vastness

Full Transcript

00:00:01.000 --> 00:00:03.035
If light, the fastest thing there can be,
00:00:03.524 --> 00:00:06.614
has a cosmic speed limit, then it would be impossible
00:00:06.788 --> 00:00:11.445
for one photon to communicate with another instantly across such vastness.
Duration
11 seconds
Views
17
Timestamp in Movie
00:32:01
Uploaded
Jun 01, 2025
Season
1
Episode
9
Genres
documentary, animation, family

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Movie Summary

"Cosmos: A Spacetime Odyssey" returns for a second season. Ann Druyan, original creative collaborator to Carl Sagan, serves as executive producer.
S01 • E08 More than 4 billion years ago, when the planet coalesced out - Cosmos: Possible Worlds 00:13
More than 4 billion years ago, when the planet coalesced out
S01 • E07 Now that the move is complete, it's time to unpack, - Cosmos: Possible Worlds 00:15
Now that the move is complete, it's time to unpack,
S01 • E03 Beneath her chaotic surface, there's an ocean ten times - Cosmos: Possible Worlds 00:07
Beneath her chaotic surface, there's an ocean ten times
S01 • E02 The relative social status or gender of the macaques had - Cosmos: Possible Worlds 00:07
The relative social status or gender of the macaques had
S01 • E11 The other? Doomed to endless night. - Cosmos: Possible Worlds 00:05
The other? Doomed to endless night.
S01 • E01 Its descendants plundered the riches and violated the alliance. - Cosmos: Possible Worlds 00:06
Its descendants plundered the riches and violated the allian...
S01 • E12 When UV light hits a CFC molecule, - Cosmos: Possible Worlds 00:07
When UV light hits a CFC molecule,
S01 • E04 Vernalization is going to provide a huge winter harvest. - Cosmos: Possible Worlds 00:04
Vernalization is going to provide a huge winter harvest.
S01 • E13 They left no depictions of war in their art, - Cosmos: Possible Worlds 00:06
They left no depictions of war in their art,
S01 • E06 The bigger a floater is, the more efficient it will be, - Cosmos: Possible Worlds 00:07
The bigger a floater is, the more efficient it will be,
S01 • E01 In their arrogance, they became a mortal danger to both - Cosmos: Possible Worlds 00:07
In their arrogance, they became a mortal danger to both
S01 • E02 These experiments permit us to glimpse in non-humans a - Cosmos: Possible Worlds 00:13
These experiments permit us to glimpse in non-humans a
S01 • E12 Once that happens, the chlorine atoms start devouring - Cosmos: Possible Worlds 00:07
Once that happens, the chlorine atoms start devouring
S01 • E05 TYSON: Most of the world's great cities have grown haphazardly, - Cosmos: Possible Worlds 00:12
TYSON: Most of the world's great cities have grown haph...
S01 • E09 Einstein found it almost unbearable to live in this kind of universe. - Cosmos: Possible Worlds 00:04
Einstein found it almost unbearable to live in this kind of ...
S01 • E13 There's no evidence that their meticulously planned cities - Cosmos: Possible Worlds 00:08
There's no evidence that their meticulously planned cit...
S01 • E09 Where what he called, "spooky" action at a distance was possible. - Cosmos: Possible Worlds 00:04
Where what he called, "spooky" action at a distanc...
S01 • E06 Floaters would be immense, several kilometers across, - Cosmos: Possible Worlds 00:12
Floaters would be immense, several kilometers across,
S01 • E07 And so it has been for tens of millions of years. - Cosmos: Possible Worlds 00:05
And so it has been for tens of millions of years.
S01 • E12 It wasn't until our planet developed an ozone layer, - Cosmos: Possible Worlds 00:10
It wasn't until our planet developed an ozone layer,