PORTLAND, Ore. — A flight out of Portland International Airport was delayed last week when flight crew saw a owl in a plane. KGW reported that a barn owl was in the wheel well of a small PenAir plane.

Aerospace engineers have used studies of birds in flight to further research into improved aerodynamics, the development of shapeshifting wings, how mid-air collisions might be better avoided, and ...

Just how quiet is a barn owl in flight? The answer, as it turns out: very quiet indeed. Evolution has endowed owls with a suite of superpowers: precision hearing, incredible eyesight, night vision.