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The Naked Scientists Podcast

The Science of the Seriously Small

The Naked Scientists Podcast

Dr Chris Smith

Science Radio, Engineering, Naked Scientists, Natural Sciences, Technology, Life Sciences, Health & Fitness, Medicine, Science

4.6957 Ratings

🗓️ 1 February 2009

⏱️ 56 minutes

🧾️ Download transcript

Summary

This week, we're studying the science of the seriously small - nanotechnology. We'll find out how tiny, flexible electronics could be implanted under the skin to restore lost sensation, and how tiny protein covered silicon "diving boards" can show us how superbugs evade antibiotics. Also, how sheets of carbon just one atom thick can be used to read the entire human genome in just a couple of hours, and how nanotech "motherships" can deliver exactly the right amount of drug, directly to where it's needed. Plus, the plant genome that could solve the food crisis, how our fingerprints help us to... Like this podcast? Please help us by supporting the Naked Scientists

Transcript

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0:00.0

Boldly going where no science show has gone before.

0:05.0

The Naked Scientists.

0:10.0

Hello and welcome to the Naked Scientists out the science of the seriously small

0:19.0

that's nanotechnology we're going to be going on a whistle stop tour taking in just a handful of the many ways that nanotechnology hopes to enhance our lives.

0:27.0

We'll be finding out how tiny flexible electronics could be worn over or even under your skin and how tiny silicon diving boards coated with

0:35.2

proteins can tell us how superbugs evade antibiotics.

0:39.2

When the antibiotic binds to the pet died on the cantilever. It causes the cantilever to bend by a very tiny amount, just a few nanometers.

0:48.0

The amount of bending is proportional to the concentration of antibiotic in solution, essentially how powerful the drug is in the body.

0:56.0

We'll also find out how sheets of carbon, just one atom thick, can be used to read the entire human genome in just a couple of hours and how

1:05.2

nanotech mother ships can deliver exactly the right amount of drug directly to where

1:10.3

it's needed. Plus the plant genome that could solve the food crisis, how our fingerprints

1:15.7

help us to feel fine textures, and how a new way to make LEDs could slash our household bills. And as if that isn't enough, in Kitchen Science,

1:25.0

Dave will be looking for silver in soot.

1:28.0

That's all to come on today's naked scientists. If you want to get in touch

1:31.0

with any questions or comments, we would love to hear from you.

1:34.0

Our email address is Chris at the Naked Scientist.com.

1:37.0

The Naked Scientist Podcast powered by UK Fast, the UK's best hosting provider.

1:45.0

On the web at UKfast.net.

1:49.0

Now in a true piece of science detective work,

1:52.0

researchers at the Laboratory of Physics Statistic in Paris

1:56.2

have found another reason why we have fingerprints. It's been known for a while that the

2:00.7

distinctive ridges on the pads of our fingers help us to grip things.

...

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