What makes fruit ripen?
b"Fruit. You eat it too early? It tastes bland and tart. You eat it too late? And it's rotten. You eat it when it's ripe? It's perfect, sweet, and juicy. What makes fruit ripen? How is it that supermarkets and suppliers can control when fruit ripens, or keep it from ripening too early? What's telling what to ripen when? And how? Let's talk about it."