Understanding numbers as cognitive technology
The Whorf hypothesis says language shapes human thought. A small indigenous group with few number words puts the idea to the test.
Neandertals hunted dangerous prey. How they killed them.
With deep experience in the hunt, Neandertals could anticipate the behavior of many of the most dangerous prey animals.
Looking at the traces of wear on tools used by capuchin monkeys
Studying microscopic traces of wear on tools helps create a comparative body of data for early hominin use of tools.
The earliest stone toolmakers had some technological sophistication
Several studies consider the stone flaking decisions necessary for Oldowan tool manufacture.