You might know that a googol—the digit 1 followed by 100 zeroes—is a very large number indeed. You might even know that a googolplex—a 1 followed by a googol of zeros—is an even bigger number. But ...

Our team tests, rates, and reviews more than 1,500 products each year to help you make better buying decisions and get more from technology. Four college freshmen hacked Apple's Siri virtual assistant ...

Tired of waiting for Apple to open up Siri to more developers? So were a group of college students, who’ve come up with a clever workaround. Their hack is called “Googolplex,” and it allows users to ...

Katie has a PhD in maths, specializing in the intersection of dynamical systems and number theory. She reports on topics from maths and history to society and animals. Katie has a PhD in maths, ...