Researchers know that early people made simple tools from stones as early as ... The tools may have been made and used by Homo erectus, Homo habilis or Paranthropus boisei. “It could have been any of ...

Anthropologists have said human beings evolved in a straight line from Homo habilis to Homo erectus to us, Homo sapiens, over two million years. But fossil bones found in 2000 near Lake Turkana in ...

Researchers know that early people made simple tools from stones ... The tools may have been made and used by Homo erectus, ...