Ever wonder why your highlighters glow in the dark? How about glow sticks at a rave? Our world is full of glowing objects that awe us even into adulthood, and their existence is easily explained.
Scientists now know that gut microbes almost certainly play a role in us getting fat, and poop transplants are sometimes touted as a potential route to weight loss. But if that’s a little too icky for you, Vanderbilt scientists have been experimenting with more refined microbiome tinkering in mice using genetically modified E. coli.