A special bond forges between a new diver and their instructor; it can be so strong it inspires the student to one day become a teacher. Here's the story of one diver who did just that.
A deep-sea robot recently imaged the treasure within the wreck of the *San José*, a Spanish galleon sunk in 1708 of which Colombia, Spain, Peru, Panama and Bolivia all claim at least partial possession.
A male fantastic giant tortoise collected from the Galápagos in 1906 was believed to be the only one until a female, discovered in 2019, was genetically confirmed to be the same species.
Underwater observations of bottlenose dolphins show pods of dolphins rub themselves on specific coral species, which may prevent or treat an infection.