Meet the Christmas Tree Doppelgängers of the Sea
More than one marine species is named for the beloved evergreens.
Solar-Powered Sea Slugs and Survival in Future Seas
These Florida mollusks make off with chloroplasts from algae and cleverly photosynthesize them for their own nutrition.
Sharks Are Hiding from Scientists in Plain Sight—Almost
Marine biologists need to count sharks to save them, but the common practice of using video cameras to record populations could be improved.
Wait, There’s Noise Pollution at the Bottom of the Ocean?
Anthropogenic sounds have made it all the way down into the deepest place on Earth—Challenger Deep, in the Mariana Trench.
Stuck in the Midden with You
A midden is, among other things, a refuse site outside an octopus' home. (Release the Køkkenmødding!)
The Seal That Flew 1000 Miles To Get Home
Found stranded on a subtropical beach, the mystery seal finally comes home to its North Atlantic waters.
Paper Nautilus, Octopus of the Open Sea
Why the argonaut, or paper nautilus, may be your new favorite cephalopod.
The Last Vigil of the Octopus Parent
For some species of octopus, reproducing is a lonely act that ends in death.
Remembering Coral Conservationist Ruth Gates
Dr. Ruth Gates worked tirelessly to conserve coral reefs, promoting a controversial idea called assisted evolution.
The Great Seaweed Invasion
In the Caribbean, sargassum deposits have grown to unprecedented sizes, obscuring the sand and turning nearshore waters into seething sargassum soup.