Consider This Soil Bacteria Might Make You Smarter Kathy Voth August 25, 2014 There's a lot of buzz lately about how a bacteria found in soil may help reduce depression. But that's not the only thing dirt might be good for. Additional research shows that same bacteria might eAll the grazing management tips you need Subscribe to read this article and over 2,500 more! Subscribe today! If you're already a subscriber, log in here.