In this issue:
"The New Science of Human Origins": Scientists have had to revise virtually every chapter of the human story.
"Welcome to the Family": The latest molecular analyses and fossil finds suggest that the story of human evolution is far more complex—and more interesting—than anyone imagined.
"Powers of Two": Monogamy helped humans evolve into the big-brained world conquerors they are today.
"Still Evolving": For 30,000 years our species has been changing remarkably quickly – and we're not done yet.