Candy bars have been in existence for a long time—easily more than 150 years! Although certain candy bars come and go, some popular varieties have surprisingly been around since the early days.

Snickers -- the chocolate bar -- would go on to become one of the best-selling candy bars of all time. Aside from the occasional, limited-edition novelty flavor, Snickers (the candy bar ...

which mapped Nerds’ nearly 40-year marathon from a quirky candy to a best-selling craze. The latest milestone in that sugary trek came only in the past few years, after Ferrara bought the Nerds ...