When a trait evolves repeatedly and independently, biologists call this convergent evolution . Convergence does not mean a ...

The appendix is a small organ situated between the small and large intestines. For a long time, scientists didn't know its function and deemed it useless. In fact, it was seen as potentially dangerous ...

For years, the appendix was brushed off as a useless leftover from human evolution. Many of us grew up believing that it served no real purpose and was better off removed at the first sign of trouble.

“I'm sure we're going to find out one day that the brain is as worthless as the appendix.” —Scott McClanahan The poor, maligned appendix. That worm-like accessory dangling from our intestines has long ...

Appendix cancer, also called appendiceal cancer, is when abnormal cells grow and form a tumor in the appendix. Your appendix is a little pouch-like organ attached to the lower right side of your large ...