Penguins propel themselves underwater using their flipper-like wings in a way that’s strikingly similar to the way birds fly through the air. Each powerful stroke pushes them forward, while ...

On World Penguin Day, let’s dive into the fascinating story of why penguins can’t fly, and why that evolutionary twist turned them into the most extraordinary swimmers on the planet.

These days, depending on your location, it could be marked with a fish secretly pinned to someone’s back or a whoopee cushion or even news reports of flying penguins (yes, that actually happened ...

These days, depending on your location, it could be marked with a fish secretly pinned to someone's back or a whoopee cushion or even news reports of flying penguins (yes, that actually happened).