All the news on the Earth's largest environment.

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 ...

Earlier this year I warned that The Ocean Cleanup would catch and kill floating marine life. This week they announced they’re collecting plastic, and their picture shows HUNDREDS of floating animals ...

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 ...

Tiger sharks are sort of generalist feeders. And by generalist, I mean they will pretty much eat anything. And by everything, I mean everything. On the more natural side of things, tiger sharks eat ...

Megalodon (Carcharocles megalodon) is the largest shark, at a magnificent maximum length of 18 meters (59 feet), to ever have dwelled in the oceans. We know primarily about Megalodon’s existence ...

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 ...

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 ...

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, ...

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 ...

An expedition led by UC San Diego’s Scripps Institution of Oceanography has revealed World War II military weaponry scattered across the seafloor in extensive dumping sites off the coast of Los ...

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 ...