The Late Holocene Meghalayan Age, newly-ratified as the most recent unit of the Geologic Time Scale, began at the time when agricultural societies around the world experienced an abrupt and ...

The geologic time scale was not entirely intentional, at least at its start. In the early 1800s, geologists began to create maps and descriptions showing where different types of rocks occurred ...

The geological time scale helps us grapple with the vast swaths of time that life has existed on Earth, dividing it into eras, periods, and epochs. With our illustrated version ...