MEDICAL SCIENCE: Injectable Foam Expands in the Belly, Stops the Bleeding. “Two liquids that turn into a solid foam after being injected into the body may one day save the lives of injured soldiers and wounded civilians by slowing internal bleeding so that they can make it to a hospital. The Defense Advanced Research Projects Agency awarded Arsenal Medical a $15.5 million grant in December to further develop the foam technology, which would be delivered to a wounded soldier through the belly button.”