Per the ancient lore, part 40

It is Friday, which means it’s time once again for the Ancient Lore post – time flies, doesn’t it? This week it’s a selection from the Science/Miscellaneous folder, and so what you’re seeing here is the eye of a horseshoe crab.

Okay, that’s a bit misleading. First off, it’s not the eye of a horseshoe crab, but just the cornea, kinda, because this is from read more