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This is a modern atomic force microscope
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Secrets of Size: Atoms to Supergalaxies

This is a modernatomic force microscope

This is a modern
atomic force microscope

Full Transcript

00:00:01.000 --> 00:00:04.032
This is a modern atomic force microscope.
Duration
4 seconds
Views
23
Timestamp in Movie
00:27:29
Uploaded
May 06, 2025
Season
1
Episode
1
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 Dr Georgina Benn is using it - Secrets of Size: Atoms to Supergalaxies 00:06
Dr Georgina Benn is using it
S01 • E02 Either our theories of gravity don't apply universally at large scales, - Secrets of Size: Atoms to Supergalaxies 00:12
Either our theories of gravity don't apply universally ...
S01 • E01 I'm going to be imaging E coli, - Secrets of Size: Atoms to Supergalaxies 00:06
I'm going to be imaging E coli,
S01 • E01 So, with a normal microscope, we could look at just the bacteria. - Secrets of Size: Atoms to Supergalaxies 00:05
So, with a normal microscope, we could look at just the bact...
S01 • E02 It's now thought that perhaps around 85% - Secrets of Size: Atoms to Supergalaxies 00:11
It's now thought that perhaps around 85%
S01 • E01 But we need our atomic force microscope to be able to see - Secrets of Size: Atoms to Supergalaxies 00:05
But we need our atomic force microscope to be able to see
S01 • E01 So, E coli are really good at resisting antibiotics - Secrets of Size: Atoms to Supergalaxies 00:18
So, E coli are really good at resisting antibiotics
S01 • E02 We can't detect it directly, - Secrets of Size: Atoms to Supergalaxies 00:07
We can't detect it directly,
S01 • E02 Most cosmologists now think our galaxy is surrounded - Secrets of Size: Atoms to Supergalaxies 00:11
Most cosmologists now think our galaxy is surrounded
S01 • E01 So this is the full cell? The full bacteria? Yeah. - Secrets of Size: Atoms to Supergalaxies 00:05
So this is the full cell? The full bacteria? Yeah.
S01 • E02 Some estimates say it could be up to two million light years across. - Secrets of Size: Atoms to Supergalaxies 00:06
Some estimates say it could be up to two million light years...
S01 • E01 So you can sort of start to see features on the surface. - Secrets of Size: Atoms to Supergalaxies 00:06
So you can sort of start to see features on the surface.
S01 • E02 The light we can see with our own eyes - Secrets of Size: Atoms to Supergalaxies 00:08
The light we can see with our own eyes
S01 • E01 And these are already well below optical microscopy kind of sizes. - Secrets of Size: Atoms to Supergalaxies 00:06
And these are already well below optical microscopy kind of ...
S01 • E02 That's because many astronomical objects give off radiation - Secrets of Size: Atoms to Supergalaxies 00:10
That's because many astronomical objects give off radia...
S01 • E01 Right. My scan's going to be 500 nanometres wide. - Secrets of Size: Atoms to Supergalaxies 00:05
Right. My scan's going to be 500 nanometres wide.
S01 • E01 So we're now looking at the surface of the bacteria? Yes. Yes. - Secrets of Size: Atoms to Supergalaxies 00:04
So we're now looking at the surface of the bacteria? Ye...
S01 • E01 This is really impressive. - Secrets of Size: Atoms to Supergalaxies 00:04
This is really impressive.
S01 • E01 What we're looking at here is bacteria skin - Secrets of Size: Atoms to Supergalaxies 00:14
What we're looking at here is bacteria skin
S01 • E02 On this end you have gamma rays, - Secrets of Size: Atoms to Supergalaxies 00:06
On this end you have gamma rays,