Add Yahoo as a preferred source to see more of our stories on Google. You may have heard that astronauts have their appendix removed before leaving Earth. After all, people say you can live without ...

You may have heard that astronauts have their appendix removed before leaving Earth. After all, people say you can live without this organ because it serves no purpose, but how much truth is there in ...

You may have heard that astronauts have their appendix removed before leaving Earth. After all, people say you can live without this organ because it serves no purpose, but how much truth is there in ...

Many Americans grew up with the idea their appendix is an unnecessary organ, made obsolete by evolution. But in the last 20 years or so, scientists have come to believe the appendix serves a purpose, ...