There are so, so, so many reasons to love autumn (milder weather, jackets, less crowded parks and trails, fewer mosquitos, less poison ivy, cozier camping, pumpkins, squash, gourds… we could go on forever), but the best—and certainly brightest—may be what happens to the leaves.
But what exactly does happen to them? Sure, they change from green to yellow and orange and red and even purple and magenta, but why? What’s going on within them that causes this celebrated transformation?
Wonder no more, because ...Read more