Tell us an interesting random fact you stumbled across

Not quite stumbled across, but with this post

@Senegoid taught me about the existence of “alternation of generations”. Which turns out to be a really cool / weird feature of plant reproduction.

We’re surrounded by the darn things, outnumbered by them, utterly dependent on their collective health, and yet I know so little about how they work. But I know more today than yesterday. Now to see if I can remember it past tomorrow. :wink: