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The reason it's so mysterious is because it's too big
to be held together by gravity
to be held together by gravity
Full Transcript
00:00:01.000 --> 00:00:03.439
The reason it's so mysterious
00:00:03.044 --> 00:00:07.076
is because it's too big
to be held together by gravity.
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Movie Summary
In this mind-bending series, Jim Al-Khalili explores the vast range of size in the universe, from tiny atoms to gigantic, interconnected galaxies.