Once you've wrapped up this podcast, how about trying a very British cult?

What happens if the person you trust with your future isn't what you think they are?

I did feel the whole time he was watching me Yeti. I saw a footprint and that really gave me gusmas.

Or people who knew me. Emme, I remember every secret, every lie. I'm the only one who knows the truth.

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Today, one of science is showmen.

What I'd like to do is to turn the lights out completely.

The dead and gouse coming out.

So notice, first of all, the flashes and then you may be able to see smoke rings coming up.

Andrea Seller is filling theatres and lecture halls up and down the country with dramatic demonstrations

of chemistry.

He is a professor at University College London and a sleeves rolled up bench chemist.

Colleagues go to him because of his skill and enthusiasm in getting experiments to work

and making new materials that potentially could be used to mop up carbon

dioxide or make new forms of energy. But does he worry that his showmanship

overshadows his research into the rare earth metals important to many

modern technologies from mobile phones to wind turbines.

Welcome Andrea.

Now it's fair to say that you're much better known among the

wider public for your lecture demonstrations, which are I think much in the

...