The New England Aquarium spotted three rare “deep-diving” whales off the coast of Cape Cod. In mid-October, the Anderson Cabot Center for Ocean Life aerial survey team spotted three True’s beaked ...

Whale watchers in Madeira captured the astonishing moment orcas took down the deep-diving marine mammal. The predatory behavior had never been documented in the region. A pygmy sperm whale was ...

For deep reef divers, descending into the ocean’s mesophotic layer can feel like exploring the moon. Discovering never-before-seen marine species is part of the mission. The deep diving team heads ...