Scientists have long assumed the deep-sea Alicella gigantea was an uncommon survivor of the abyss.

Giant amphipod species Alicella gigantea, once thought to be very rare, is found to inhabit the majority of Earth's deep ...

Deep-sea creatures exhibit gigantism, with football-sized eyes and van-sized sponges thriving in crushing darkness. These colossal animals, like giant isopods and colossal squid, have evolved larger ...

From giant stick bugs to rarely seen sea creatures, these animal videos fascinated us—and led to new scientific discoveries.

Scientists say sea monster is a new kind of animal. This unidentified specimen belonging within Relicanthidae is a sea creature that was previously thought to be a giant sea anemone (order Actiniaria) ...

Researchers are not even halfway through analyzing the thousands of samples collected from the Southern Ocean, but they've already discovered 30 new deep-sea creatures. Reading time 2 minutes The deep ...

Scientists on California’s Central Coast recently spotted a giant, evasive seven-arm octopus while on a research expedition in Monterey Bay.

A beachgoer enjoying a Florida sunrise stumbled upon a “giant” sea creature hidden among rocks, the Florida Fish and Wildlife Conservation Commission says. It was identified as a loggerhead sea turtle ...

Three marine creatures were seen from the sky off the coast of New England in October, according to the New England Aquarium. Screengrab from the New England Aquarium on Facebook In a “rare sighting” ...