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Nanotechnology experts answer questions submitted by students. Some of the topics include the difference between the nanoscale and atomic scale, the future of nanotechnology, and the risks of nanotechnology. The National Science Foundation (NSF) helped coordinate this series.

Person speaking. Caption: between one and one hundred nanometers.
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Episode 1
1 minutes 10 seconds
Grade Level: 10 - 12
Person speaking and standing next to a poster board with "Control of matter at the nanoscale" surrounded by logos from different organizations. Caption: of matter at the atomic and molecular level.
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Episode 2
1 minutes 27 seconds
Grade Level: 10 - 12
Person speaking. Caption: So a nanometer would be ten to the minus nine meters.
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Episode 3
1 minutes 26 seconds
Grade Level: 10 - 12
Person speaking. Caption: and work on it to manage those risks.
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Episode 4
1 minutes 16 seconds
Grade Level: 10 - 12
Person speaking. Caption: We can apply an electric field or magnetic fields to them.
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Episode 5
1 minutes 39 seconds
Grade Level: 10 - 12
Person speaking. Caption: used for both doing diagnostics as well as theranostics.
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Episode 6
54 seconds
Grade Level: 10 - 12
Person speaking. Caption: Nanoparticles have been used in sunscreens
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Episode 7
1 minutes
Grade Level: 10 - 12
Person speaking. Caption: about nanobots replicating and taking over the world.
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Episode 8
1 minutes 16 seconds
Grade Level: 10 - 12
Person speaking in front of a background showing planets and space. Caption: And he detected a set of three planets around this star.
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Episode 9
1 minutes 59 seconds
Grade Level: 10 - 12
Still image from: Ask a Scientist: What Is Coding?
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Episode 10
51 seconds
Grade Level: 10 - 12
Still image from: Ask a Scientist: Why Does Diversity in School Matter?
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Episode 11
59 seconds
Grade Level: 7 - 12
Still image from: Ask a Scientist: Why Does Diversity Benefit Students?
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Episode 12
1 minutes 19 seconds
Grade Level: 7 - 12
Man, with glasses in a suit jacket and button up shirt. Caption: the system may thrive again when it's reintroduced.
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Episode 13
42 seconds
Grade Level: 7 - 12
illustration depicts a close knitted structure of the nerves. Caption: are now hardwired in because we use them so often.
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Episode 14
1 minutes 51 seconds
Grade Level: 7 - 12
A scientist sits and talks. Caption: So when you heat it up, it melts.
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Episode 15
1 minutes 8 seconds
Grade Level: 7 - 12
A man talks to a woman in an office setup. Caption: I think women make excellent C E Os.
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Episode 16
1 minutes 17 seconds
Grade Level: 7 - 12
The event horizon of a black hole. Caption: The black hole has a radius, called the event horizon,
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Episode 17
2 minutes 39 seconds
Grade Level: 10 - 12
Horizontal  view of a black hole. Caption: literally nothing can escape from it, not even light.
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Episode 18
1 minutes 15 seconds
Grade Level: 10 - 12
A woman. Caption: So we found a way to control prosthetic limbs.
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Episode 19
1 minutes 2 seconds
Grade Level: 10 - 12
Still image from: Ask a Scientist: How Does Resolution Factor Into Computational Models?
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Episode 20
1 minutes 9 seconds
Grade Level: 10 - 12
A diagram of a lock in the backdrop of a neuron. Caption: So, a  neuroethicist looks at the privacy implications.
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Episode 21
51 seconds
Grade Level: 10 - 12
A subduction zone. In a subduction zone oceanic plate dives beneath the continental plate. Contact at time equal zero. G P S at time equals zero. Caption: Megathrust earthquakes most commonly occur
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Episode 22
1 minutes 23 seconds
Grade Level: 10 - 12
Still image from: Ask a Scientist: Why Does Group Categorization Matter?
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Episode 23
47 seconds
Grade Level: 10 - 12