Nature: Are There Really as Many Neurons in the Human Brain as Stars in the Milky Way? Are There Really as Many Neurons in the Human Brain as Stars in the Milky Way? MSN: Israeli scientists: 'SuperAger' brains make twice as many new neurons as their healthy peers Israeli scientists: 'SuperAger' brains make twice as many new neurons as their healthy peers Groundbreaking research by Israeli and American scientists suggests that the brains of “SuperAgers” may grow more new neurons than those of their peers.

Understanding the Context

Adults over the age of 80 who can recall ... Researchers have developed a cutting-edge technique that uses RNA “barcodes” to map how neurons connect, capturing thousands of links with single-synapse precision. The method transforms brain mapping ... Scientists have found that your brain separates memories into “what” and “where/when” using two different groups of neurons.

Key Insights

One set responds to specific objects or people, while another tracks the ... When the stomach is full, how does the brain know to stop eating? Scientists long assumed the answer lies mainly with neurons, the brain's primary signaling cells. But a new study published in the ...