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They range from dwarf galaxies
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Secrets of Size: Atoms to Supergalaxies

They range from dwarf galaxies, perhaps just a tenth the sizeof the Milky Way, to giant...

They range from dwarf galaxies, perhaps just a tenth the size
of the Milky Way, to giant ones, many times its size

Full Transcript

00:00:01.000 --> 00:00:03.359
They range from dwarf galaxies,
00:00:03.036 --> 00:00:06.719
perhaps just a tenth the size of the Milky Way,
00:00:06.072 --> 00:00:10.028
to giant ones, many times its size.
Duration
10 seconds
Views
16
Timestamp in Movie
00:38:52
Uploaded
May 06, 2025
Season
1
Episode
2
Genres
documentary

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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.
S01 • E01 Despite the achievements of X-ray crystallography, - Secrets of Size: Atoms to Supergalaxies 00:10
Despite the achievements of X-ray crystallography,
S01 • E01 To see even smaller things would require something else. - Secrets of Size: Atoms to Supergalaxies 00:06
To see even smaller things would require something else.
S01 • E01 It seemed electron microscopes held the most potential, - Secrets of Size: Atoms to Supergalaxies 00:09
It seemed electron microscopes held the most potential,
S01 • E02 It's now thought that there may be up to two trillion galaxies - Secrets of Size: Atoms to Supergalaxies 00:08
It's now thought that there may be up to two trillion g...
S01 • E01 Their electromagnetic lenses - Secrets of Size: Atoms to Supergalaxies 00:07
Their electromagnetic lenses
S01 • E01 One of the most common problems that affects lenses - Secrets of Size: Atoms to Supergalaxies 00:07
One of the most common problems that affects lenses
S01 • E02 Do all these galaxies just float around by themselves, - Secrets of Size: Atoms to Supergalaxies 00:11
Do all these galaxies just float around by themselves,
S01 • E01 You see, the way lenses work is that they bend the light - Secrets of Size: Atoms to Supergalaxies 00:11
You see, the way lenses work is that they bend the light
S01 • E02 Or do they come together as part of even larger structures? - Secrets of Size: Atoms to Supergalaxies 00:06
Or do they come together as part of even larger structures?
S01 • E02 And how can we even answer that question? - Secrets of Size: Atoms to Supergalaxies 00:05
And how can we even answer that question?
S01 • E01 So, when I try to focus the sun, for instance, - Secrets of Size: Atoms to Supergalaxies 00:08
So, when I try to focus the sun, for instance,
S01 • E01 Which means, at high magnifications especially, - Secrets of Size: Atoms to Supergalaxies 00:09
Which means, at high magnifications especially,
S01 • E02 Fortunately, to help tackle this puzzle, - Secrets of Size: Atoms to Supergalaxies 00:10
Fortunately, to help tackle this puzzle,
S01 • E01 Electron microscope lenses are exactly the same, - Secrets of Size: Atoms to Supergalaxies 00:08
Electron microscope lenses are exactly the same,
S01 • E01 And at high magnification, - Secrets of Size: Atoms to Supergalaxies 00:07
And at high magnification,
S01 • E02 What you heard there was the famous Doppler effect. - Secrets of Size: Atoms to Supergalaxies 00:04
What you heard there was the famous Doppler effect.
S01 • E01 Now, for glass lenses, this issue can be minimised. - Secrets of Size: Atoms to Supergalaxies 00:05
Now, for glass lenses, this issue can be minimised.
S01 • E02 As the car approaches, the pitch of the trumpet is high. - Secrets of Size: Atoms to Supergalaxies 00:04
As the car approaches, the pitch of the trumpet is high.
S01 • E01 You add a second lens, a concave lens, - Secrets of Size: Atoms to Supergalaxies 00:10
You add a second lens, a concave lens,
S01 • E02 The effect happens because, as the car approaches me, - Secrets of Size: Atoms to Supergalaxies 00:11
The effect happens because, as the car approaches me,