Grist reports that penguin guano in Antarctica may help cool the region by forming clouds through ammonia release, but ...

Penguins of all sorts are beloved birds, known for their quirky appearance and endearing waddle. Macaroni penguins are especially notable for their dashing hairdos and festive name. This ...

A macaroni penguin (Eudyptes Chrysolophus) and a southern rockhopper penguin (Eudyptes chrysocome) paired up. Filmmakers followed them beginning in courtship all the way to parenthood.

SeaWorld San Diego, which has been home to emperor penguins for decades, will no longer house the large, cold-weather birds, which were recently moved to its sister park in Orlando. The penguins ...

Satellite photos show emperor penguins in one region of Antarctica declined 22% in the past 15 years.

Satellite photos show emperor penguins in one region of Antarctica declined 22% in the past 15 years.

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 ...