Emperor Penguins (Aptenodytes forsteri) are the largest, and perhaps most famous, species of penguin. Thomas’ latest article is called Scientists Discover Secret to Fast Swimming Penguins. The article is fairly long, but the important parts are quite brief – which is good, because I have a Turtledove novel to read and I already wrote something today.
The executive summary is that the “secret” consists of air bubbles used as lubricant. Thomas points us to a 2011 paper on the subject, along with a somewhat more recent National Geographic article. Continue reading