Around the thirteenth century CE, European society was in the midst between transitioning from Roman numerals to the Arabic numerals that we use today. Less remembered are the Cistercian numerals, ...

Roman numerals are, by modern standards, a bit unusual. By virtue of using designations for both 5 and 10, and not scaling well to higher numbers, they’ve fallen out of favor outside of some specific ...

Ever looked at a clock and wondered what those weird symbols mean? Or seen "MCMLXIV" on an old building cornerstone and felt completely baffled? You're staring at Roman numerals—the ancient numbering ...