There’s a “Trolley” problem brewing in Salt Lake City. As development picks up near historic Trolley Square, the mall’s owners are fighting to own the “Trolley” name. The red-brick shopping center ...

The variations replace the victims, the switch operator, the trolley, or any combination of those with other characters or ideas. Some of them do away with the junction altogether: The meme was taken ...

OK, tell me if you’ve heard this one before. A trolley, a diverging track, a fat man, a crowd, a broken brake. Let the trolley continue to speed the way it’s going, and it will smash into the crowd, ...

Recently, the “trolley problem,” a decades-old thought experiment in moral philosophy, has been enjoying a second career of sorts, appearing in nightmare visions of a future in which cars make ...