Is it true that double-dipping can spread germs? Like George Costanza on “Seinfeld,” many of us have done it — dip a chip into a communal bowl of salsa or stick a veggie into the hummus, bite it and ...

In Too Afraid to Ask, we’re answering food-related questions that may or may not give you goosebumps. Today: Does double-dipping spread germs? Nobody cares what you do at home, says Nick Leighton, an ...

Double-dipping is socially appalling, but is it microbiologically menacing? A group of researchers set out to find the truth behind this communal culinary crime, putting our snack table sins under the ...