The new Pepsi logo, designed by the Arnell Group, looks suspiciously like an old, long-abandoned Diet Pepsi logo (see below). Both new and old logos have an almost identical, rounded, sans-serif ...

The carbonation also feels lighter than the old Diet Pepsi, making it a good beginner soda for the (insane, totally indefensible) people who are turned off by soda because of the carbonation.

A while ago BNET noted that the new Pepsi logo looks a lot like the old Diet Pepsi logo. In the intervening weeks a couple of other logos have popped up that also seem to look like the new Pepsi ...

We want our old Diet Pepsi back, dang it.” Apparently that’s what consumers have been yelling at PepsiCo since they changed the sweetener used in their main calorie-free beverage last August ...

Diet Pepsi will be sweetened with a blend of sucralose starting in August. But the old, more controversial, aspartame-flavored recipe will still be available for superfans.

Pepsi Co.'s aspartame-free diet drinks will be hitting the stores this week. Before you chalk this up as another marketing scheme, the move actually marks an effort to stop plunging diet soda sales.

While Diet Pepsi will go aspartame-free in August, PepsiCo says fans of the original formula should still be able to buy it online. Speaking on the firm’s Q2 earnings call yesterday, PepsiCo CEO ...

The Pepsi Challenge is back -- or at least a diet version. Hoping to stem a decline in sales of its main diet cola, PepsiCo is launching a new advertising campaign to persuade consumers of Diet ...

Twitter users were no easier on the reformulation, as a 27-year devotee of the old Diet Pepsi made clear with her tweet from Washington state: “Never again till you bring aspartame back!” ...

Diet Pepsi drinkers only have a few more days to enjoy their favorite aspartame-sweetened beverage fresh from the soda fountain. Starting in August, the popular diet soda will get its sugary taste ...

Starting in August, Diet Pepsi will be ditching one artificial sugar for another, but the company will keep manufacturing both formulas of soda — here's why.