My friend Rob, who spends a lot of time in third-world countries, once told me a story about a scorpion. He said the only time he killed one was in a hotel room in Nicaragua, and that he beat it so ...

Why do most scorpions fluoresce under a blacklight? Evolutionarily, we’re not sure. But chemically, Masahiro Miyashita is on case. These photos, lit with a UV lamp, from Miyashita show a live scorpion ...