Emperor penguins seem to be vanishing by the thousands during their most vulnerable period, when they must shed and regrow their feathers on stable ice.

"It's incredibly energy-intensive and the birds use up to 50% of their body mass," he says. It is "probably the most ...

The tall black-and-white residents of Antarctica, who waddle around its icy landscape, are in peril thanks to the rapidly ...

The birds' already risky molting strategy—in which they shed and regrow all their feathers at once—is becoming even more hazardous due to climate change ...

Unstable sea ice is sending some penguins into Antarctica's frigid waters before the birds have a chance to regrow their ...

Antarctica's emperor penguin population may be decreasing faster than thought, and they are expected to be extinct by the end of the century, according to the British Antarctic Survey.

WASHINGTON (AP) — The population of emperor penguins in one part of Antarctica appears to be declining faster than previously thought, according to a new analysis of satellite imagery released Tuesday ...

In a world often shrouded in shadows, where brutal realities dominate our screens, there are moments that pierce through the darkness. Moments that remind us of the extraordinary power of human ...

Huge numbers of Emperor penguins in Antarctica may have died because of melting sea ice, experts fear. For the first time, scientists have used satellites to spot the places where penguins gather to ...

When winter comes to Antarctica, seals and Adélie penguins leave the freezing shores and head for the edge of the forming sea ice. But emperor penguins stay put. The existence of emperor penguins ...