Add Yahoo as a preferred source to see more of our stories on Google. Most people get acquainted with their appendix when it's inflamed and about to rupture. Sebastian Kaulitzki/Science Photo Library ...

Why do humans have an appendix? New research is reshaping our understanding of this overlooked organ and its antiquated role in our biology.

The human appendix is a small, muscular, vermiform or worm-shaped organ, averaging around 9cm in length, that is located at the junction of the small and large intestine. 1 According to comparative ...

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 ...

The appendix, a once-dismissed organ now known to play a role in the immune system, may contribute to a person’s chances of developing Parkinson’s disease. An analysis of data from nearly 1.7 million ...

It was the first day of spring break in 1992 in Phoenix, Ariz. and 12-year-old Heather Smith was excited for her family's upcoming ski trip. But before Smith and her family had even packed their snow ...