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.

Penguins are famously known as birds that cannot fly in the air, yet their wings tell a different story. Unlike most birds, penguins have evolved wings that act more like flippers, perfectly ...

Discover the world's most amazing flightless birds—like ostriches, penguins, and emus. Learn why they can't fly and how ...

From flying penguins to brawling alligators, the 2024 Ocean Art Contest winners are incredible. By Popular Science Team. Published Jan 25, 2025 8:01 AM EST ...