Ever since the first humans saw birds gracefully soaring through the sky above their heads, we have been asking two questions: how do they do that, and how can we learn to do that? Centuries of ...

Birds can fly—at least, most of them can. Flightless birds like penguins and ostriches have evolved lifestyles that don't require flight. However, there's a lot that scientists don't know about how ...

More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ostriches, and kiwi birds. In a new study in the journal Evolution, researchers ...

Watching a bird soar into the sky may seem ordinary. Yet behind this aerial ballet lies precise mechanics where every wingbeat obeys the laws of aerodynamics. Birds don't fly by chance: they ...

Birds flying inspire awe — but how much do you know about flight? Learn which bird flies highest, which flying bird is ...

Etelka is a post-doctoral research fellow exploring aerosol science with biology and engineering.View full profile Etelka is a post-doctoral research fellow exploring aerosol science with biology and ...

(CNN) — When a fossil preserves an animal’s complete body in a death pose, seeing it is observing a snapshot in time. Several such fossils exist for Archaeopteryx — the earliest known bird — and now, ...