The ocean’s predator hierarchy has long been dominated by the great white shark, a creature feared for its size, speed, and ...

The Pentagon increasingly sees the Pacific as its most important theater of operations as tensions brew between the U.S. and ...

A major ocean current in the Southern Hemisphere has reversed direction for the first time in recorded history, in what ...

The startup Gigablue announced with fanfare this year that it reached a historic milestone: selling 200,000 carbon credits to ...

Statewide project is designed to grow resilient seagrass to thrive after being planted in water affected by pollution, climate change ...

Scientists constructed a 100-year history of acidity in the Gulf of Maine. They expected coastal variability but were ...

Deep below the surface of the ocean, bacteria and critters that feed off nutrients spouting from hydrothermal vents met with ...

University of Hawaii researchers said ground water flowing into the ocean at just the right amount can boost the growth of ...

Ancient limestones reveal how volcanic carbon once suffocated the oceans - offering a stark warning as modern oxygen levels ...

Earth's earliest life forms developed ways to survive the harmful effects of arsenic to cope with dramatic changes in their ...

A team of researchers is tapping into the ocean’s vast body of free-floating environmental DNA to catch blooms before they ...

In some situations, they can be helpful. In others, they can lead to dangerous nutrient deficiencies or imbalances. Experts weigh in on how to make an informed decision.