NASA-backed researchers use engineered yeast to convert PET plastic and crop waste into protein, fats and flavorings before 3D-printing the mixture into cookies

By using microbes to break down plastic, and baker's yeast to introduce vanilla flavor, researchers have turned waste into food.

Would you eat a cookie that was made from plastic? Technically, we're all ingesting an ungodly amount of plastic already, in the form of micro- and nanoscopic particles in our…