Bacteria in a slice of brain tissue, to the left of a blood vessel (Roberts et al) by PETER DOCKRILL The microbes that inhabit the human gut are thought to be responsible for many things, affecting our health, our genes, and even our emotions. Scientists are continually making new discoveries about the scale and influence of the human microbiome, but the latest evidence is particularly startling: this thriving bacterial kingdom might not be alone, but could be linked to a separate “human brain microbiome” that resides in your head. The findings, which are only preliminary at this stage, were recently presented at a poster session at the Neuroscience … Continue reading Our Brains Could Actually Have Bacteria Living Inside, New Evidence Suggests