[Photo: Christopher Mitchell] A quick show of hands: How many of you used a graphing calculator in school? Now, how many of you used it more to play games than to solve problems? If you still happen ...

I was destined to meet Hugh Chou. All of the things financial I've ever wondered about -- how much of my mortgage payment chips away at principal, how much money I'd save by brown-bagging my lunches, ...

This inflation calculator uses the change in the Consumer Price Index (CPI) from 1913 to 2025 to estimate the U.S. dollar's buying power and future value.

Graphing calculators: essential tools for math education or low-res Game Boys? The debate rages on. Advocates of non-mathematical applications for the devices have scored a major victory with the ...

Anuli is a writer and new-media enthusiast who dreams about becoming the sixth Spice Girl. Until then follow her on Google+ or Twitter: @akaanuli. Ricky publishes and manages the content on BizTech ...

“The first digital use of the transistor for consumers was in a calculator,” says Rick Bensene, curator of the Old Calculator Web Museum. Our series on the birth of the transistor — and with it, the ...