Blaise Pascal is known for a number of things, but we remember him best for the Pascaline, an early mechanical calculator. [Chris Staecker] got a chance to take a close look at one, which is quite a ...

I worked with a guy who found one of these at an estate sale in a box of used camera lenses. He didn't know what it was but it looked expensive and said "Made in Germany" so he figured it was worth ...

Anyone who’s taken classes in geometry, algebra, trigonometry or other advanced math forms has certainly encountered the graphing calculator before. These multi-function devices make incredibly ...