[Tony Messina] had been fascinated with bat’s echolocation since he was a kid. After he retired, he decided to act on this fascination and built a simple bat detector. The simple bat detector uses ...

Origami isn’t just child’s play. The math and science behind paper folding can revolutionize how we make all kinds of technologies. Roboticist Shuguang Li used origami to develop soft, strong, and ...