Bananas going brown before you get the chance to eat them is one of the most common sources of food waste in the kitchen. The problem, however, is rarely bad luck — it almost always comes down to how they are stored. A few small adjustments to your routine can keep bananas fresh for significantly longer.

When bananas spoil faster than expected, the cause is usually ethylene, a natural gas that fruits release as part of the ripening process. Bananas are particularly sensitive to this…


