These underwater 'living pink rocks' help store carbon: Scientists just found four new species

Rhodoliths may look like small rocks on the seafloor, but they are actually living algae that create habitats for marine life and contribute to long-term carbon storage.

A new study found that the deeper, low-light waters off Japan's Tanegashima Island harbor a surprisingly distinct and diverse community of these living pink rocks, including four species completely new to science. ...