There are studies these days about everything — whether your right hand ever gets mad at your left, if the grass really is greener on the other side, etc. — so of course there’s one about farting on airplanes. Our apologies if we’ve offended your sense of delicacy, but hey, we all do it. Anyway, if you’re a passenger, the study says you should let it rip. But pilots might be better off holding it in, lest their malodorous emissions pose a safety risk. [More]