Engaging a specific part of the brain during mental math exercises is connected with better emotional health, according to a new brain-scanning study published by Duke researchers in the journal ...

DURHAM, N.C. -- Engaging a specific part of the brain during mental math exercises is connected with better emotional health, according to a new brain-scanning study published by Duke researchers in ...

A mop of light brown hair shakes as a slender nine-year-old boy named Jack bangs furiously at his keyboard. Jack's eyes are fixed on a clock with six hands, which denote the month, day, hour, minute, ...

OK, Ari, what is 567 times 123? And you have exactly three seconds to answer, so you better move fast. SHAPIRO: You can't be serious right now, Juana. SUMMERS: (Laughter). SHAPIRO: There's no way ...