Hotter air holds more moisture, which means that rainfall can be heavier, or increased evaporation can exacerbate droughts.

The introduction of writing systems changed the world. It allowed humans to physically express thoughts and language, as well as record events for future generations to study. Although different ...

On the second floor of the Library of Saint Marks in Venice, a map of the world occupies an entire room – and rightfully so, considering its historical significance and imposing size.

In 1940, Richard and Maurice McDonald opened their first burger stand in San Bernardino, CA. With the help of Ray Kroc, the brothers took their restaurant across the country over the course of the ...

Legend has it that a headless sculpture of the god Yaxachtun at the site formerly terrified the local Lacandon people, who feared that the world would end when the head was replaced. With its ...