After suspecting the presence of a series of underwater volcanoes near the Cook Islands, researchers have now mapped out the ...

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 ...

Researchers uncover a possible active underwater volcano chain near the Cook Islands, hinting at fresh geological activity.

Preliminary reports from the U.S. Tsunami Warning System said tsunami waves were possible for coastlines within about 190 miles of the earthquake’s epicenter, including those on Tonga. The system ...

Studies estimate there are now 15–51 trillion pieces of plastic in the world's oceans — from the equator to the poles, from Arctic ice sheets to the sea floor. Not one square ... in the north-central ...