Your daily 90-second dose of real science for real people, with Sandra Tsing Loh!
Think filing your taxes is a pain? Imagine doing it in macramé! This is Sandra Tsing Loh with the Loh Down on Science. It may sound far-fetched but that’s exactly how the ancient Incas kept records. With colored, knotted strings called khipu. Colonial documents verify that khipu were used in
Archaeologists dig deep and find jawbones, soup spoons, a curse??? This is Sandra Tsing Loh with the Loh Down on Science. Yes, that is exactly what archaeologist Richard Buckley of the University of Leicester in England found, after excavating an important Roman settlement from about three hundred AD. In addition