Add Popular Science (opens in a new tab) More information Adding us as a Preferred Source in Google by using this link indicates that you would like to see more of our content in Google News results.

Casper the octopod lays its eggs on stalks of dead sponges attached to nodules rich in manganese on the ocean floor. The stalked sponges require the presence of manganese nodules as a substrate for ...

Deep-sea mining operations threaten Casper, a new fin-less octopod species relying on fragile ecosystems to reproduce. A different octopod of the same species. (Credit: Jason 2 ROV team) Casper, and ...