"Size matters" sounds like a tabloid cliché, but for evolutionary biologists the size of the human penis is truly a puzzle.

For more than two centuries, the penny has quietly anchored American cash transactions as the nation's smallest unit of currency. First minted in 1793, the copper-colored coin is now reaching the end ...

It's official, the penny has been canceled. The last U.S. penny was minted on November 12, 2025, in Philadelphia. No more pennies will be made. However, there are still approximately 250 billion ...

Neil Cocks does not work for, consult, own shares in or receive funding from any company or organization that would benefit from this article, and has disclosed no relevant affiliations beyond their ...

The size of a man's penis is an objective concern for intercourse only in the case of small penis syndrome. In fact, the average erect penis is a lot smaller than hitherto thought, and men worry due ...