Engineering

Artificial 'muscles' achieve powerful pulling force

As a cucumber plant grows, it sprouts tightly coiled tendrils that seek out supports in order to pull the plant upward. This ensures the plant receives as much sunlight exposure as possible. Now, researchers at MIT have found ...

Robotics

A prosthetic foot that tackles tough terrain

Taking on a hiking trail or a cobblestone street with a prosthetic leg is a risky proposition—it's possible, but even in relatively easy terrain, people who use prostheses to walk are more likely to fall than others. Now, ...