In 2022, researchers aboard the E/V Nautilus made a discovery on the floor of the Pacific Ocean near Hawaii. While surveying the Liliʻuokalani Ridge in the Papahānaumokuākea Marine National ...

Nodules on the Pacific Ocean floor. Photo by the National Oceanography Centre. Heriot-Watt marine biologist Dr Mark Hartl and crew preparing equipment on the research vessel RSS James Cook.

A recent Japanese government report warns of a potential megaquake in the Nankai Trough, which could result in devastating tsunamis and up to 300,000 fatalities.

After all, it provided a unique opportunity to explore the sea floor in an area ... crew had been exploring the ocean floors of the Bellingshausen Sea along the west side of the Antarctic ...

The Pacific Ocean stretches from the continents of Asia and Oceania on the east, to North and South America on the west. It also stretches ... The ocean floor can be flat or it can have caves ...