How our brains wash away the gunk during sleep

You wake on Saturday morning, drag your body out of bed and survey your home. You had entertained houseguests the night before, and it shows. Friends and family had filled your home, loud voices and...

The continuing search for the answer to Alzheimer’s disease

Alois Alzheimer, a German physician in 1906, was studying a woman who came to his clinic complaining about memory loss, language problems, and behavioral changes. She ultimately died of...