Scientists at the University of California, Davis found that human brain volume has increased by almost 7% since 1930. This change provides enhanced protection against age-related dementia. The study results were published in JAMA Neurology. Researchers used brain magnetic resonance imaging (MRI) to measure brain volume in 5,209 men and women aged 30 to 62 … Continue reading The human brain has grown by 7% since 1930, scientists find