Passengers and crew on a boat headed from Ventura to Santa Cruz Island spotted a 20-foot basking shark this week. Here's what to know.

Scuba diving in the ocean can be an otherworldly experience, as can the marvels waiting to be discovered. Imagine swimming ...

During a dive off Argentina, scientists documented a rare jellyfish discovered a little over a century ago and seldom seen since, as well as the fish that keep it company. By Alexa Robles-Gil In late ...

Far below the ocean’s surface, where sunlight fades and pressure builds, two legendary predators exist in near secrecy. The orca is one of the most intelligent and powerful hunters in the sea, feared ...

In many ways, the deep ocean feels like an entirely different planet from the one we live on—home to some of Earth’s most extraordinary creatures, two of the most evocative being the largest toothed ...

Short-finned pilot whales appear briefly at the surface before vanishing into deep Hawaiian waters. Marjorie Taylor Greene announces resignation from Congress after President Trump withdraws ...

Hawaiian short-finned pilot whales are surprisingly voracious hunters, diving hundreds of meters beneath the Pacific to snatch squid in the dark. By tagging and tracking eight whales, researchers ...

Short-finned pilot whales consume between 82 and 202 of the marine molluscs each every day off the coast of Hawai’i, according to the study. An international research team - made up of scientists from ...

An adult pilot whale needs about 142 squid a day to meet its energy requirements, according to a new University of Hawaii study. Hawaii’s population of pilot whales is unique because they do not ...