Most people know only two things about the appendix: You don’t need it – and if it bursts, you need surgery fast. That basic story traces back at least to Charles Darwin, the English naturalist who ...

For years, the appendix carried a reputation as the body’s most pointless organ. Doctors often removed it without hesitation, and textbooks labeled it a vestigial structure—something our ancestors ...

The colon is part of the digestive system. It helps the body absorb water and nutrients from food before excreting the waste. It is made up of muscle and located just below the stomach. People ...