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- In this podcast Paul Shepherd tells us about the maths of football stadiums and why his work required him to listen to Belgian techno.
Amidst all the controversy of the FIFA World Cup 2022 there is also some football to be played. And where there's football, there's maths...

Tosin uses maths to guarantee the continued production of chocolate.

Mathematician Nataliya Vaisfel'd talks about fleeing Ukraine with her wheelchair-bound mother and their dogs, eventually finding sanctuary in Britain.

If you've ever marvelled at a rainbow, you have witnessed dispersion in action!

1. You will be the half-sibling of your half-sibling.

2. You will be the half-aunt or half-uncle of your half-sibling's children, and they will be your half-neices or half-nephews.

3. Your children will be the half-neices or half-nephews of your half-sibling, and your half-sibling will be their half-aunt or half-uncle.

4. Your children will be the half-first cousins of your half-sibling's children, and vice versa.

5. Your grandchildren will be the half-great-neices or half-great-nephews of your half-sibling, and your half-sibling will be their half-great-aunt or half-great-uncle.

6. Your grandchildren will be the half-first cousins once removed of your half-sibling's children, and vice versa.

7. Your half-sibling's grandchildren will be your half-great neices or half-great nephews, and you will be their half-great aunt or half-great uncle.

8. Your half-sibling's grandchildren will be the half-first cousins once removed of your children, and vice versa.

9. Your half-sibling's grandchildren will be the half-second cousins of your grandchildren, and vice versa.