For the second episode of “Science Happens,” we hung out with Pamela Silver, a scientist who wants to hack the microbiome.The microbiome — those trillions of bacteria that occupy our bodies — has become an obsession for many scientists in recent years. They are using powerful DNA-sequencing technologies to catalog the thousands of species that live in us and on us. Those experiments are revealing just how much we depend on the microbiome for our well-being. Our inner ecosystem turns out to help us digest food, influence our metabolism, nurture … Read more