Add Yahoo as a preferred source to see more of our stories on Google. Terms like "wild-caught" and "MSC-certified" are all over canned tuna labels, but what exactly do they mean? (Photo: Getty ...

For most, canned tuna is a pantry staple. This non-perishable canned good not only has a long shelf-life, but it's also great to have on hand for emergencies, like when there's no electricity or ...