This article was originally published on mentalfloss.com as 6 Grammar Rules You Can Totally Break. Now that we're all out of ...

In English, small but mighty words like "in," "on," "and," and "because" are essential for making our sentences clear and meaningful. Prepositions tell us the relationship between words, often ...

NPR's Ari Shapiro speaks with John McWhorter, Columbia University linguist and New York Times columnist about the recent Merriam-Webster declaration that English sentences may end with prepositions.