In the hippocampus, a critical brain region for learning and memory, new cells emerge in some people into late adulthood, according to a study published July 3 in the journal Science. The findings tip the scales in a still-active debate over how our brains continue to develop throughout life.

New neurons in your brain? A landmark study from Karolinska Institutet finds adults keep forming brain cells into the old age.

Researchers from Sweden have discovered that the human brain continues to grow new cells in the memory region--called the hippocampus--even into old age.