FOR CENTURIES, people have wondered if the Earth is round or flat. Sailors and scientists spent years seeking the truth.

A penguin just celebrated his 40th birthday at SeaWorld San Diego. It's a milestone less than 1% of penguins live to see. KNSD's Joe Little reports.

Getty Images An emperor penguin surprised everyone when he waddled ashore on a popular tourist beach in Australia. This ...

Oceanwide’s Ortelius has successfully re-entered the Weddell Sea, delivering guests by helicopter to the emperor penguin ...

The president-elect is already playing hardball with our dysfunctional southern neighbors.

An emperor penguin was released at sea 20 days after waddling onto an Australian beach. See how much the penguin grew while ...

A penguin named Gus captured people’s hearts when he appeared on an Australian beach not long ago. Now he’s ready to go back home.

The emperor penguin, dubbed Gus, had somehow swam over 2,000 miles from his icy home and was found on a sun-drenched beach in ...

Gus the penguin was released 20 days after he was found on an Australian beach, around 2,100 miles away from Antarctica.

The annual Pictures of the Year list is narrowed down from 2.3 million photographs and celebrate our spectacularly diverse ...

(CNN) – An Emperor penguin that ended up on an Australian beach has been released. Hopefully, the bird can now find its way ...