This is the Happy Pod from the BBC World Service.

I'm poor Moss and in this edition we meet the teenage human calculator.

It feels good and amazing when I complete the task correctly.

Also, it was wonderful to be able to say because you helped us to complete this clinical trial we will now be able to use

this treatment or it to be available to other women in the future.

The new treatment which could slash the risk of dying from cervical cancer

and the festival hoping to change the perception of East Asian music.

There is a whole wealth of culture from all of East and Southeast Asia that is very very unique

and very very representative of day-to-day life for a lot of people. We start with a puzzle, or maybe two. What's the square root of 93?

All right, here's another one.

What day of the week was it on the 12th of August, 1832?

You don't know?

Well, me neither, but I have had the chance to speak to a 14-year-old boy who can work out the answer to questions like this and in the blink of an eye.

Aryan Shukler has just won the Mental Calculation World Cup for the second time and also holds a Guinness World Records title.

Arian spoke to me from his home near Mumbai, India and told me first how his

unusual talent was first spotted.

My parents noticed this first that I was doing his unusual talent was first spotted.

My parents noticed this first that I was doing something extraordinary

and my parents then researched about the mental match and its competitions.

One of the exercises you did was multiplying eight digit numbers together

and it says that you managed 28 of these in 10 minutes which I've got to say I find incredible I'm going to give you a chance to show us

here's two eight-digit numbers to multiply together 17,4872, multiplied by 12,945,190.

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