Perception isn't just a simple chain of neurological events. A new study from the Brain and Creativity Institute at the University of Southern California suggests that emotion can actually affect perception--like, say, a Jewish person observing a neo-Nazi.
Researchers at Tokyo University, along with some help from Sony, created a device that straps onto your arm, sort of like a blood pressure cuff, and sends electrical signals to your fingers that can move them in precise ways. It's called, of course, the PossessedHand.
A robot that can walk on water: such a miracle is one step closer to reality, thanks to some new research that learns from the work nature has done with water striders. Walking on water may seem like a superpower and the name scientists have give the property of the striders' legs is fitting: super-hydrophobia.
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.