The Pacific Ocean is by far the world's largest ocean, more than five times wider than our moon. But why is the Pacific so big?Covering about 63 million square miles (163 million square kilometers) — more than 30% of Earth's surface — all of the world's continents could fit inside the Pacific basin,

The first hurricane in the Pacific doesn’t typically arrive until the last week of June. Three have been named so far this season.

Both the U.S. and China have deployed warships to the South Pacific Ocean this year, vying for naval dominance in the region.

Japan said it observed two Chinese aircraft carriers and supporting warships operating simultaneously near remote Japanese islands in the Pacific Ocean for the first time, a new demonstration of Beijing’s advancing naval capabilities.

Sticking out of the wood and flowing in the water were two “unusual,” feather-like creatures attached to the rotting material by thick stalks, researchers said. Genetic testing confirmed the stalked creatures belong to a new species of crinoid, also known as sea lilies or feather stars, according to NOAA.

The governments of the Solomon Islands and Vanuatu have announced their commitment to create a massive multinational Melanesian Ocean Reserve. If implemented as envisioned, the reserve would become the world’s first Indigenous-led ocean reserve,

Australia is backing research for the ‘Unlocking Blue Pacific Prosperity’ initiative, and has contributed $100 million toward the Pacific-owned and led ‘resilience facility’ — a Pacific-owned and led initiative to deliver climate finance directly to communities in our region.

By sending warships beyond Japan, the Chinese Navy is demonstrating its ability to project sea and air power far past its home waters.

Noise pollution from deep-sea mining carries an invisible risk for sea life, warn researchers, urging greater transparency from the industry to help mitigate the harms.