Long before modern refrigeration, the ancient Inca Empire was preserving food for years and moving it across vast distances.
Two small, wrinkled lumps of potato were found buried inside a ceramic jar on the floor of an ancient storage room on the ...
For centuries, the vanished Inca fortress of Ancocagua existed only in lore. Now, at a mountaintop site in Peru, researchers are zeroing in on a discovery that could reshape what we know of the empire ...