All the news on the Earth's largest environment.

When I first learned about rhizocephalan barnacles I lost my appetite. I was taking a parasitology course, and even though I’d developed a thick skin, something about this insidious creature deeply ...

This is the second of a two-part post. In the first installment, Kim presented alternatives to this project. This installment is a collaboration between Kim and Miriam. Dr. Kim Martini is a physical ...

A great bit of writing and journalism at Wired on the avoidable Titan submersible incident. "A trove of tens of thousands of internal OceanGate emails, documents, and photographs provided exclusively ...

Readers of DSN may think they know my favorite organism. Did you guess the giant isopod or did you guess the giant squid? Those beasties are truly fantastic. Large and dwelling in the deep oceans, ...

Treehugger recently posted 10 Reasons Why Dolphins Are Undeniably Awesome. This is all nice and well but this does overlook some key aspects of dolphins that should be recognized. Good luck trying to ...

The deep sea host a remarkably high diversity of life, a realm teeming with an astonishing array of species with a vast set of adaptations that allow them to survive in this inhospitable environment.

A comment on Reddit reminded me of a question that I have received many times. The question is always a good one because it stems from knowledge and deductive reasoning. The said question requires one ...

Like most deep-sea biologists, I have a large collection of decorated Styrofoam cups. A couple dozen line the bookshelf of my office, each displaying a rainbow of Sharpie colors. Each cup is ...

Magnapinna squids are one of the deep-sea more ethereal creatures. Little is known of these squid as very few have ever been captured, although over the last decade with the increased usage of ...

Yesterday the DSN crew first saw the video above. What is this large floating sheet of goo? Is it alive? Was it once alive? The two leading contenders seems to be that it is A) an old whale placenta ...

Practically nothing was known about the biology of whale sharks up until about 15 years ago. Since that time there has been a veritable explosion of interest in the world’s largest fish. As we have ...