The Maya Civilization, from Central America, was one of the most advanced ancient civilizations, known for its significant achievements in astronomy and mathematics. This includes accurate calendars ...

Mark Cussen, CMFC, has 13+ years of experience as a writer and provides financial education to military service members and the public. Mark is an expert in investing, economics, and market news.

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Andy Smith is a Certified Financial Planner (CFP®), licensed realtor and educator with over ...