The remains were thought to have been from between the second and fourth centuries.
The archeological discovery sheds light on the architecture built during the Xia dynasty, an early Chinese dynasty mentioned in legends.
The researchers applied "ancIBD" to ancient genomes from across Eurasia and found hundreds of previously undetected pairs of relatives.
Reservists discover a perfectly-preserved, 1,500-year-old pottery oil candle in IDF staging area.
After the Romans defeated the Sarmatians in the Marcomannic Wars in 175 CE, Emperor Marcus Aurelius enlisted Sarmatian cavalry into Roman legions and sent 5,500 Sarmatian soldiers to Britain.