Inventive makers can design amazing projects. To help them prototype their electronic creations—from the comfort of home—Voltera has created a desktop printer for circuit boards. Earlier this year, Popular Science featured Voltera’s V-One printer as an Invention Award winner. We spoke with them again at the 2015 Kairos Global Summit, where Popular Science host Katie Linendoll and Voltera cofounder Alroy Almeida talked about the purpose of printed electronics.

Popular Science tracked down ground-breaking startups at the Kairos Global Summit. Check out our complete coverage here. You can hear more from Katie on her podcast.