Over the past century, archaeologists have uncovered more than 1,600 Proto-Elamite inscriptions, but only about 43 in Linear Elamite, scattered widely across Iran. Illustration by Meilan Solly / ...

A cave painting of an extinct cattle species from Lascaux, France, with markings on its back. JoJan via Wikimedia Commons under CC BY 4.0 Around 20,000 years ago, Ice Age hunter-gatherers in Europe ...

Grade school math students are likely familiar with teachers admonishing them not to just guess the answer to a problem. But a new proof establishes that, in fact, the right kind of guessing is ...