These small feathers on top of birds’ wings lay flat during normal flight but flare up in turbulence during landing. By attaching flexible plastic strips – “covert flaps” – to the top of ...

But a bird wing is vastly more sophisticated than anything composed of sheet metal and rivets. From a central feather shaft extends ... fast-growing cells on the top of the placode builds a ...

The primary flight feathers on a bird’s wings are masterpieces of aerodynamics. Their shape and structure enable lift and ...

Laboratory analyzes nature and how it’s related to engineering, drawing real-world applications from concepts like specific ...

and they are covered in feathers that narrow to a point. Airplane wings are modeled after bird wings. The bones and muscles of the wing are also highly specialized. The main bone, the humerus ...

Researchers attached covert feather-inspired flaps to a 3D-printed model airplane wing and mounted it in a wind tunnel to explore the role of covert feathers in bird flight. By precisely measuring ...

Spread the arms wide like wings to release a flurry of feathers ... As you reach the top, head exactly to the west, where you’ll see a lake and a Divine Bird Warrior. The incantation is over ...

Covered in feathers like a bird, Ambopteryx is known as the bat-winged dinosaur because of the bat-wings it uses to glide. This species is a smaller dinosaur, growing around 13 in (32cm ...