Spiders are the most feared animals in the world, despite the fact that they are overwhelmingly helpful rather than harmful. Scientists decided to investigate why, by shocking a bunch of twins.
Exposure therapy is the practice of exposing people to things they fear in small doses, and it has helped vast numbers of people get over their phobias. But why? Now, a new study has shown that as little as a single session with a tarantula permanently alters the way an arachnophobe's brain works.
It's the alternate, terrible ending to Charlotte's Web, in which Charlotte's babies, instead of flying off on the breeze, burst forth in the midst of a human-spider battle in a spectacular explosion of scuttling little legs. Warning: may cause spontaneous arachnophobia.
Researchers measured how the brain responds to fear, by sticking people inside fMRI machines and pretending to put tarantulas on their feet.
The same things that terrify us can also make us die laughing, and as long as there's been horror, there's been silly horror-comedy. Check out our history of the silliest horror movies of all time.