An unknown tribe of ancient hunter-gatherers that lived on the south Texas coast may have made music using modified human bones. After sifting through bone artifacts in a museum collection, the ...

Among the artifacts, Taylor discovered a musical rasp made from a human humerus, bearing 29 notches etched into its surface. He recognized its similarity to an instrument known as the ...

The other side of the bone rasp features zig-zagging geometric patterns, serving as decoration and further linking it to the omichicahuaztli of Central Mexico.