We’ve all heard the popular claim that you can transform your life in just three weeks, but if you’ve ever tried to stick to ...

For most of the 20th century, the scientific consensus held that the adult brain was essentially fixed, unable to grow new connections or recover lost function after a critical window in childhood.

A missing brain molecule may be disrupting neural wiring in Down syndrome, according to new research. Replacing it in adult mice rewired brain circuits and improved brain flexibility, challenging the ...