For hundreds of years, Andean people recorded information by tying knots into long cords. Will we ever be able to read them?

The Atlantic has a fascinating deep dive into khipus — long cords that the Inca tied knots into to preserve information. Few ...

The City and Borough of Juneau released updated flood inundation maps on Thursday that show barriers being installed along the Mendenhall River should protect neighborhoods even at an 18-foot ...

We know this for a fact: For the first time, direct chemical evidence of these drugs has been found, in residual traces left on the paraphernalia used for their consumption. It's the earliest known ...

Chavín was a major center of ritual activity between 1200 B.C. and 400 B.C., before the birth of the Inca empire. The complex included stone structures built around open plazas. As people added ...

The Incas appear out of nowhere and within a few decades their empire develops into the largest empire in the world at that time. Until today the Inca are surrounded by an aura of mystery.