In the 2010s, Snapchat gave everyone a new face. The app launched its lens feature in 2015, and within a year, millions of people were turning themselves into dogs, deer, and flower-crowned goddesses ...

While many people use Snapchat to chat with friends or send funny videos to family, many also use it as a means of infidelity. Cheaters flock to the app for its secretive features, like disappearing ...