Add Yahoo as a preferred source to see more of our stories on Google. Grocery stores are like the theaters of everyday life, where the mundane meets the bizarre. From aisle to aisle, you're likely to ...

Add Yahoo as a preferred source to see more of our stories on Google. When it comes to human behavior, we often find ourselves treading a fine line between what's socially acceptable and what's ...

Our first meeting was a bit awkward. One of us is an archaeologist who studies how past peoples interacted with their environments. Two of us are geophysicists who investigate interactions between ...