What on earth is a diatom and what has it got to do with climate change?

I say that because I didn’t know. I was really surprised- a bit like when I learnt about the golden rule . There had been an implicit  assumption that obviously I would know what this electron micrograph of a diatom was showing me. They look pretty cool and if you were wondering- they’re algae. Apparently everyone

Coding, rivalry, seashells, golden triangles and rampant rabbits.

Today we’re going to tie the concepts of; coding, renaissance rivalry, punch-ups, golden shapes and reproducing rabbits all together – because maths wouldn’t be the same without it. Now a long time ago (I was 9) my dad tutored me to prepare me for my exams at 11. Everything was a challenge, but that if

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