Spexavers have asked me to tell you something important, so I've gone creative and dug out my

old jack-in-the-box. It's about prices and how they jump up when you least expect them.

I said jump up when you least expect them. I said jump up when you least expect them. Oh, that Spexaver's glasses still start from 15 pounds.

Not now, Jack, including standard single vision lenses only.

He's going to jump up now isn't he?

Oh well, you're better off with spec savers.

Oh, I knew it.

Ask in store for details. All engine running.

running. I'm so genius.

Welcome.

This is the show where we bring science.

What that essentially means is discovery is

divorces, research, technology, What that potentially means is discovery is advances research technology unbelievable without further ado this is the

naked scientist

hello welcome to this week's naked scientists the program where we look at the latest breakthroughs in science, technology and medicine.

I'm Chris Smith.

And on the way for you, self-test kits to help doctors bear down on cervical cancer.

We find out how successful they are.

The jelly batteries that could be used in wearable tech devices including implanted in your

own brain and why seagulls keep trying to steal your chips and how to stop them.

Science does have the solution.

From Cambridge University's Institute of Continuing Education, this is the naked scientists.

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