Travel is all about learning, and learning is one of the great jots of life. And so I see it as part of my duty here at gadling to help bring you information that is interesting and useful. To wit: this article about how the effects of tarantula poison and pepper target the same pain pathways in the body, well, it just doesn’t get much more interesting than that. The study that the article came from says that both peppers and animals essentially defend themselves in the same way, through the employment of noxious chemicals. Each has harnessed evolution (and the infliction of pain) in a similar, but different way. Thing about that the next time you dip your chips in some hot salsa…