Looking to the stars is an important part of how Pacific voyagers navigate. But deep knowledge of ocean currents, winds and waves, along with mental mapping strategies, are critical too.

Moderate changes over millennia are being sped up by emissions from burning fossil fuels.

The US experiences violent earthquakes, but the damage and death toll is much lower than in many countries because of the work of federal seismologists and engineers.

A planned mining method to gather critical minerals from the seafloor would create sediment plumes higher up in the water column where many creatures live.

In many parts of the US, Americans must learn to live with fire. That means careful decisions on where homes are built and what’s around them, and allowing more low-risk fires to burn.

Our work shows the ocean around Fiji is the hottest it has been in at least the past 653 years.

Global ocean temperatures have been at record highs almost daily for over a year, and economies are feeling the heat.

After a year of record-breaking global heat with El Niño, will La Niña bring a reprieve? That depends on where you live and how you feel about hurricanes.

A new treaty could help protect cetaceans in the Pacific, but more needs to be done internationally.