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

After years of deep-sea sleuthing, National Geographic Explorer Katy Croff Bell has created a treasure map. It’s not drawn on ...

An interest rate can be thought of as the cost of borrowing money, or the income you earn on saved money. Many or all of the products on this page are from partners who compensate us when you click to ...

Once described by a 16th-century anatomist as the "shameful member," the clitoris has historically been ignored in research ...