Measuring roughly 1,350 square miles (3,500 square kilometers) across, A23a is the world's largest and oldest iceberg ...

An innovative new “floating ... Penguin colony at risk as Somerset-sized iceberg bears down on British overseas territory Zoo workers warned after penguin poo discovery Why are rising sea ...

The evolution of penguins from their flying seabird ancestors into the flightless denizens of marine environments from frigid Antarctica to the tropical ... of the 20 living penguin species ...

Lapointe is talking about a floating seaweed known as sargassum in a region of the Atlantic called the Sargasso Sea. The boundaries of this sea are vague, defined not by landmasses but by five ...

New fossils show that penguins swam tropical waters before the solar ice ... banks of Antarctica and twaddle between land and the sea — but that might not have always been the case.