There's no American condiment that's as beloved as ketchup. This thick, gloopy sauce is a staple at summer barbecues, where it's smothered on top of fresh-from-the-grill burgers or hot dogs.

Following is a transcript of the video. Narrator: Ketchup, it's everywhere in the US. 97% of Americans have a bottle in their fridge. It's the sauce we put on our hamburgers, our hot dogs ...

This story appears in the February 2019 issue of National Geographic magazine. Ketchup—that cheerful red sauce sold in handy glass bottles—first came on the American market in the 19th century.

Ben’s new app is called Ketchup, and it’s a comprehensive compendium of every generation of Pokémon that incorporates powerful search, caught and favorite Pokémon tracking, a battle match-up utility, ...