By Amber Williams
Posted 01.20.2012 at 12:03 pm 5 Comments
Last August in Huanchaquito, a town on the arid northern coast of Peru, the winter winds uncovered six human skulls. A villager alerted Yale University archaeologist Oscar Gabriel Prieto Burmester to the find, and soon thereafter Burmester and his team had unearthed the ancient remains of 43 children and 76 llamas, and not a single adult—a sacrificial site. Preserved by the area’s dry climate, the 900-year-old mummies date to the age of the pre-Columbian Chimú culture.
Five amazing, clean technologies that will set us free, in this month's energy-focused issue. Also: how to build a better bomb detector, the robotic toys that are raising your children, a human catapult, the world's smallest arcade, and much more.