The useless organ might actually have a function?

Ever you ever heard that the appendix is essentially useless? Well, that's WRONG! Scientists argue that the appendix plays a role in helping the micro-biota recover from disruption. Emily takes us through a paper that backs this claim by comparing the micro-biota of patients who have and have-not gotten their appendix removed. We're talkin' fungus, bacteria and RNA - get into it!