This could give you another three to five days on the natural ripening timescale." Once bananas are yellow with a few spots, popping them in the fridge will further slow the release of ethylene ...
but if your bananas are already yellow, then it is important to store them elsewhere to stop them from going brown or mushy. Instead, bananas should be stored far away from other fruit ...
Bananas are the fruit of the banana plant, scientifically known as Musa. They are characterized by their elongated shape, vibrant yellow peel (which may vary in color), and soft, creamy flesh.