University of Rochester researchers created a material that undergoes a shape change when triggered by body heat alone. The shape-memory polymer can be programmed to retain a temporary form and then revert back to its original structure.

Researchers at the Massachusetts Institute of Technology (MIT) Media Lab have developed a new imaging device that consists of a loose bundle of optical fibers; no lenses or protective housing are needed. Tight bundles of the fibers could yield endoscopes with narrower diameters.

Researchers at the Technological Institute of Energy, Valencia, Spain, are working to create a bio-battery that uses blood glucose to produce energy. Such a battery, they say, would cut down on the number of surgical interventions a pacemaker user must undergo.

Virtual reality (VR) is back in the news again with the recent releases of the Oculus Rift and the HTC Vive, which both offer a realistic VR experience powered by a gaming computer. By wearing a somewhat bulky headset, users are able to immerse themselves into a world that allows them to interact with virtual objects with some...