Most people know only two things about the appendix: You don’t need it – and if it bursts, you need surgery fast. That basic ...

MINNEAPOLIS — Stephen Colbert is away from late-night TV following emergency surgery last week — the comedian's appendix burst. That made us wonder: What does the appendix do for our body? And why are ...

For over a century, the appendix was considered a vestigial organ. However, recent research reveals it evolved multiple times across mammals, suggesting it provided an advantage. This pouch contains ...