Truly, as Weird Al Yankovic once sang, “Jurassic Park is frightening in the dark.” Stumbling around after nightfall when there are voracious Velociraptor and Tyrannosaurus about is not advisable under any circumstances. The dinosaurs will know you’re there long before that sharp split second when you find out they knew exactly where to find you. But did dinosaurs really stalk the night? A speculative Journal of Experimental Biology paper suggests that at least some of the big ones did, although the argument has more to do with keeping cool than hunting.

We’re 66 million years too late, at minimum, to directly observe non-avian dinosaurs. (And, much as I’m pained by saying so, cloning the long-lost creatures is