What is evolution?

This question was asked by Elizabeth via Facebook.  I’ve talked about evolution before when discussing questions like ‘Who was the first…

Do snakes poo?

This question was asked by Alexei from West Sussex, UK There are around 3000 different species of snakes in the…

Why do we get runny noses?

This question was asked by Bilal from Glasgow, UK.  The inside of your nose is full of tiny blood vessels…

Why do humans have hair?

This question was asked by Immy from Mersey Vale school, Stockport, UK.  Millions of years ago our ancestors were covered…

Why do we get goosebumps?

This question was asked by Pauline from Edinburgh, UK.  Goosebumps, also known as goose pimples or goose flesh, are called…