Are Coke Zero and Pepsi Zero different? Coke and Pepsi keep their formulas top-secret, but the two zero-sugar drinks taste ...

Editor’s note: This story has been updated. Deep in the heart of Coca-Cola territory in Georgia, PepsiCo is launching a new front in the cola wars — with the return of the Pepsi Challenge ...

Pepsi is bringing its revived Pepsi Challenge to Atlanta from May 8–11, inviting locals to a blind taste test against Coke Zero Sugar at multiple city locations. Participants who choose their ...