By Vanessa Dopker
Posted 05.15.2012 at 10:45 am 22 Comments
That depends. Dogs aren’t linguists, but they have remarkably good social cognition skills. Daniel Povinelli, a psychologist at the University of Louisiana at Lafayette, tested dogs’ ability to read cues from people. He placed a reward (a scrap of food, for example) under one of two buckets while the dog was out of sight, and he masked both buckets with an odor.
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.