The larger the dot, the more enslaved people on board. And if you pause the map and click on a dot, you’ll learn about the ship’s flag—was it British? Portuguese? French?—its origin point ...

A new report quantifies the role climate change has had in recent intense heat. The dangerous heat waves currently plaguing North America and Europe would be "virtually impossible" without ...

An illustration of a magnifying glass. An illustration of a magnifying glass.