Roman numerals are a numeral system which was used in Ancient Rome. It uses letters instead of numbers to represent values. You may have seen Roman numerals on clocks and on TV or film credits. Why ...

Pope Benedict XVI has left the Vatican. Love the Catholic Church or not, you have to admit the Roman numerals following a pope's name are distinctive. They set the pope apart from the rest of ...

Scientific American presents Math Dude by Quick & Dirty Tips. Scientific American and Quick & Dirty Tips are both Macmillan companies. Do you think math is fun? I absolutely think that it should be.

Q. I’ve always been curious: How in the world did Roman kids ever learn to do arithmetic with their system of letters as numbers? — B.N., of O’Fallon A. With even our cheapest calculators able to ...