Gut Microbes may have helped fuel the evolution of large human brains, shaping brain metabolism and gene activity, new ...

The longer the thumb, the bigger the brain, evolution study suggests By Pranjal Malewar September 07, 2025 The research found the bigger a primate's brain the longer its thumbs were, affirming a ...

Human placentas produce exceptionally high hormone levels that may have driven our brain evolution, not male competition as traditionally thought These pregnancy hormones directly influence fetal ...

A groundbreaking new study reveals that changes to the gut microbiome can change the way the brain works. Humans have the largest relative brain size of any primate, but little is known about how ...