Add Yahoo as a preferred source to see more of our stories on Google. A 14-year-old Indian math prodigy known as the "Human Calculator" says yoga meditation keeps his brain nimble. Aaryan Shukla, of ...

If I asked you to multiply 51,689 by 89,542 without using your phone or calculator, how much time would it take you? Fourteen-year-old Aaryan Shukla can solve this arithmetic in a matter of ...

Fourteen-year-old Aaryan Shukla from Maharashtra, India, has set six mental mathematics world records in a single day, earning him the title of "the Human Calculator." His achievements, certified by ...

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 ...