Communist scientists built a Cold War cola to beat Coke. It’s still a hit — along with these 7 other global rivals

By Mike Dunphy, CNN (CNN) — When American pharmacist John Stith Pemberton reached his eureka moment on May 8, 1886, his formula for what would become Coca-Cola sparked a global soft drink revolution that still reverberates today. In fact, it’s now possible to “buy the world a Coke,” as the 1970s jingle goes, in nearly