The year was 1999. I was pondering all too carefully what kind of threads I'd be wearing come the new school year. But all I could really think about was exactly how much of my styling budget would be ...

Come with me back to teenagedom in 1999. You listened to Offspring (or the Backstreet Boys) on CDs inside a Discman. You made calls on a landline, which you probably just called "the phone." It's ...

The TI-83 plus graphing calculator, originally placed on shelves in 1999, is the third-highest-selling graphing calculator on Amazon. Think about that for a second. A tech product built 15 years ago ...

It must be creative pipe week here at Gizmodo, because people keep sending in their awesome creations. And this might be the best one yet: a functioning TI-83 calculator with a pipe built into it. In ...

Brendan is a freelance writer and content creator from Portland, OR. He covers tech and gaming for Lifehacker, and has also written for Digital Trends, EGM, Business Insider, IGN, and more. It’s weird ...

Not all educators agree that the best ways to teach mathematics include giving students electronic calculators. But many do, and their view is reflected in the policies and practices of school ...