Deep-sea creatures adapt to darkness and pressure with bizarre, often bioluminescent features. Trump says credit card firms ...

The Klondike gold rush, wolves in the Alaskan snow, adventures on the high seas: Jack London, author of "The Call of the Wild" and "The Sea Wolf," was born 150 years ago. DW looks at his life.

For more than 60 years, the ginkgo-toothed beaked whale (Mesoplodon ginkgodens) was one of the ocean’s greatest mysteries.