Early humans were regularly using animal bones to make cutting tools 1.5 million years ago. A newly discovered cache of 27 carved and ...
The bones show minimal signs of erosion, trampling or gnawing by other animals - ruling out the ... When the tools were made, three different species of human ancestors lived in the same region ...
WASHINGTON (AP) — Early humans were regularly using animal bones to make cutting tools ... At the time the tools were made, three different species of human ancestors lived in the same region ...
The bones show minimal signs of erosion, trampling or gnawing by other animals — ruling out the ... At the time the tools were made, three different species of human ancestors lived in the ...
Ancient Humans Made Tools From Animal Bones 1.5 Million Years Ago WASHINGTON ... At the time the tools were made, three different species of human ancestors lived in the same region of East ...