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Showing only topics with the tag "pbs.space time".
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How do supermassive black holes get supermassive?
~space
astronomy
Video
15:38
13
votes
Why is the Earth round but the Milky Way flat?
~space
Video
14:17,
published Mar 16 2016
6
votes
Loop quantum gravity explained
~science
physics
Video
17:33
8
votes
Could we terraform Mars?
~space
Video
19:37
6
votes
Thorium and the future of nuclear energy
~science
physics
Video
18:42
10
votes
Quantum physics in a mirror universe
~science
physics.quantum
Video
17:11
4
votes
What are the strings in String Theory?
~science
physics
Video
16:38
7
votes