You probably haven’t had to do longhand math in years, but you do mental math every day. Or maybe you google math problems ten times a day, because you’ve forgotten how to do any math beyond your ...

Calculators are awesome, but they’re not always handy. More to the point, no one wants to be seen reaching for the calculator on their mobile phone when it’s time to figure out a 15 percent gratuity.

A 14-year-old math prodigy from India, Aaryan Shukla, broke six Guinness World Records in 24 hours with his lightning-fast mental calculations. Known as a human calculator, Aaryan uses daily practice ...

There's a new Guinness World Record holder for how fast someone can do math. Aaryan Shukla — who has been dubbed "the human calculator" can solve complex problems in his head in seconds. OK, Ari, what ...