The owner, a fan of all things antique, last weekend put up a 1940s-era sign salvaged from a restaurant in New York City.

Despite the nostalgic rush of business for the 70-year-old diner’s sweet treats and other short-order fare, the community ...

In New Jersey, the diner isn’t just a place to eat—it’s a way of life, a cultural cornerstone, a neon-lit beacon of comfort at all hours. But lately, every ...