Atlanta-based Coca-Cola Company, said it wants to reach out to the scientific community to find a “naturally sourced, safe, low- or no-calorie compound that creates the taste sensation of sugar when used in beverages and foods.” The grand prize is $1 million.

The other is the “sweet story challenge” that invites people around the world to “submit written anecdotes and videos about their favorite, tried-and-true methods of naturally sweetening foods or beverages in their cultures, communities or families.” Up to five individual or team winners will vie for $100,000 in total prize money.