The ... You Know, That Thingie

Ha! There really is a word for that familiar, craggy kind of smell of the rain: petrichor. It comes from the Greek words petra (stone) and ichor (blood of the gods and goddesses) and was coined by two Australian researchers in 1964. Mental Floss' John Green is full of fascinating facts like this as he teaches us 48 Things You Didn't Know Had Names (video): http://mentalfloss.com/article/52660/48-things-you-didnt-know-had-names