Image: Lithops stone plant, UNB greenhouse, © Stephen Heard
I love used-book sales. A little while ago I went to one at a local church, where I was amused to find all the science fiction on the children’s table*. I didn’t ask why they’d sorted it there, but I can guess, because I’ve always read a lot of science fiction and I’ve gotten used to it being routinely dismissed as beneath the dignity of serious readers. The knock is frequently that it’s just not believable: methane-breathing aliens, intelligent gas clouds, galactic civilizations, and planet-sized toroidal starships are all so improbable that they’re for childish play, not adult attention.
But I’m a biologist, and that means I know a bit about improbability. Let me tell you, as improbability goes, science fiction has nothing on nature. Continue reading