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 ...

More than 99% of birds can fly. But that still leaves many species that evolved to be flightless, including penguins, ...

“How do you make a hinge? Look at a fruit fly.” Princeton’s Bio-Inspired Adaptive Morphology (BAM) Laboratory, headed by Assistant Professor in the Mechanical Science and Engineering Department Aimy ...