Humans are the only primates with a lopsided hand preference
Of all the monkeys and apes scientists have studied, no species shows a population-level hand preference. Individual primates…
7-Million-Year-Old Sahelanthropus Fossils Bolster Case for Earliest Upright Walking
For more than two decades, Sahelanthropus tchadensis — a very early (6.7 to 7.2 million years old) hominin…