A National Institute of Health report recently recommended retiring most government lab chimps. So what's next for them? Well, over the next year or so more than 100 will go to Chimp Haven, a sanctuary for the animals in Keithville, Louisiana. This footage shows some of the animals arriving, and seeing the sky, for the first time. Others are shown getting used to real, natural ground.
Ready your eye sockets for the inevitable tearing up.
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.