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

Your task is to find something you’d normally not look at twice ….

Link:This is literally so cool. As temperatures plummet all over the planet, lots of posts are popping up about the cold weather. My absolute favourite has to be National Geographic’s bubble freezing slowly (see below). I see the frost, it’s just crystals of water after all- but there’s a lot to be said about that

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