The wings are more convex or curved on top, more straight on the bottom. As the air goes over the wing by the thrust provided by the engine it creates a effect on the wing called lift. So yes, it is magic.
Originally Posted by B47
You win - it's called "Bernoulli's Principal". Look at a wing profile and as stated,the top of the wing is curved while the bottom is flat. As air moves across the wing,it takes longer to reach the trailing edge of the wing than air moving across the bottom to reach the trailing edge - thus you get lift because of the difference in pressure. That's a simple way of stating it,but it's correct.