All the news on the Earth's largest environment.

A new species of deep-sea cucumber has over 100 feet in alternating two or three rows. This means of course that when it plays the This Little Piggy nursery rhyme it needs to repeat it 25 times. The ...

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, ...

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 ...

I have only seen a hydrothermal vent once, during Dive 73 aboard the Monterey Bay Aquarium Research Institute’s Doc Ricketts. Unlike many deep-sea biologists, I have always been more interested in ...

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 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 ...

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 ...

It all started with this Tweet. So, uh, I just learned that this is what a pufferfish skeleton looks like, and I think you all should know too pic.twitter.com ...

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 ...

The above photo is of Apolemia lanosa a type of siphonophore belonging to phylum Cnidaria that also includes corals and jellies. It’s basically the ocean’s way of celebrating Christmas all year long.

Solar eclipse. From Wikimedia commons. On July 20th, 1963, three scientists sat on a research ship 200 miles south of Woods Hole, MA, waiting for something remarkable. They were nearly 4000m above the ...