Engineering

New device paves the way to 3-D-printed organs, food

More than 113,000 people are currently on the national transplant list. And with a shortage of donors, this means that about 20 people will die every day while waiting for an organ, according to the U.S. Department of Health.

Robotics

Robot transitions from soft to rigid

Even octopuses understand the importance of elbows. When these squishy, loose-limbed cephalopods need to make a precise movement—such as guiding food into their mouth—the muscles in their tentacles contract to create ...