Wait —: Wait — ‘Cats’ Is Crazy

“Wait —” is a weekly newsletter in which Caity Weaver investigates an unanswered (and possibly unasked) question in the news and pop culture. Sign up here to receive it in your inbox. Cats: Some people mummify them so that they can function as their private secretaries to the gods; some people are afraid they’re going…

What is the secondary stage of syphilis?

Syphilis, which the bacterium Treponema pallidum causes, is a form of sexually transmitted infection. There are four stages of syphilis. The infection can be serious or cause severe complications without treatment. Primary syphilis includes the first sign of syphilis, which is typically a small and painless sore near the genitals, anus, or mouth, near the…