Insects may be a tasty, environmentally-friendly source of protein…but not everybody is excited about chowing down on bugs. So Grubbly Farms is putting edible insects to another use: harvesting black soldier fly larvae for livestock feed. And because they feed the larvae on material that would otherwise wind up in the garbage, the company hopes to reduce food waste as well. At the 2015 Kairos Global Summit, Popular Science host Katie Linendoll caught up with Grubbly Farms cofounder Patrick Pittaluga to get the lowdown on these creepy-crawlies.

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.