TO GO WITH AFP STORY BY Julie JAMMOT "Scientists seek miracle pill to stop methane cow burps"
A student passes the Hess Lab at UC Davis, which is studying ways to reduce methane emitted from cow burps, in Davis, California on October 23, 2024. Paulo de Meo Filho, a postdoctoral researcher at University of California, Davis, is part of an ambitious experiment aiming to develop a pill to transform cow gut bacteria so it emits less or no methane. (Photo by NOAH BERGER / AFP)