How do planes fly upside-down?

Question

I understand that the wing of the plane creates downforce, lifting the plane into the air, so how do planes fly upside-down? Wouldn’t the wings start pushing the plane down into the ground once flipped?

In: 373

Answer 1

On the flip side. Why are planes not pushed uncontrollably into the sky when under power? Climbing no matter what if the engine is running.

Aerodynamic stability.