These images from the Smithsonian Magazine Photo Contest show just why penguins have waddled into our hearts ...

They determined that wing feathering is the main factor for generating thrust. Penguin wings, aka flippers, bear some resemblance to airplane wings covered with scaly feathers. To maximize ...

For all Farrell and Milioti’s efforts, this spin-off is not quite worth anyone getting their flippers in a twist over. The ...