In April, a proclamation from President Donald Trump opened the 490,000-square-mile Pacific Islands Heritage Marine Monument ...

Remote seamounts in the southeast Pacific may be home to 20 new species. The intersection of the Nazca and Salas y Gómez Ridges is a deep-sea biodiversity hot spot ...

A seamount nearly twice the height of the world’s tallest building has been discovered on the ocean floor near Guatemala — and serves as a biodiversity hot spot.

New 40 Ar-39 Ar age data of lavas from Hemler, Vlinder, and Il'ichev seamounts in the West Pacific shows that they do not lie on the old tracks of Macdonald, Arago, Rarotonga, and Samoa hotspots ...

The most active volcano in the Pacific Northwest is the Axial Seamount. It’s located 300 miles west of Astoria, Oregon, and a mile under the ocean. It’s erupted three times in the past 25 ...

Nearly a mile deep, the Pacific Ocean volcano known as Axial Seamount is drawing increasing scrutiny from scientists who only discovered its existence in the 1980s.

A Casper octopus photographed deep underwater. Discovered in 2016, this is the first time this rare octopus species—yet to receive its scientific name—has been seen in the Southern Pacific.

Known as Axial Seamount, it’s the most active volcano in the Pacific Northwest – though one most people haven’t heard of because it lies about 300 miles offshore and just under a mile ...

Axial Seamount, a submarine volcano 300 miles off the coast of Oregon, could erupt for the first time since 2015, spewing “very fluid lava” into the sea where scientists were recording more ...

Scientists captured the first recording of a rare squid at the unnamed seamount on the Nazca Ridge. ... 1,019 species were known to live in this portion of the Pacific Ocean, ...

A seamount, taller than previously believed. Unknown species and unexplored marine landscapes. The Pacific abyss conceals many secrets, and a scientific mission ventured into these depths to uncover ...

Known as Axial Seamount, it’s the most active volcano in the Pacific Northwest – though one most people haven’t heard of because it lies about 300 miles offshore and just under a mile ...