A new study suggests the world's oxygen-depleted seas may have a chance of returning to higher oxygen concentrations in the ...

Scientists studying ancient ocean fossils found that the Arabian Sea was better oxygenated 16 million years ago, even though ...

Off the coast of southeastern China, one particular fish species is booming: the oddly named Bombay duck, a long, slim fish with a distinctive, gaping jaw and a texture like jelly. When research ships ...

Scientists descend nearly 11,000 meters into the Pacific to investigate reports of oxygen production without sunlight on the ...

These underground rodents are the first mammals found to actively choose air with lower-than-normal oxygen levels. Their remarkable ability to survive these conditions could offer a key model for rese ...

Research reveals when and why ancient tropical seas transitioned from oxygen oases to marine dead zones, providing clues to ...

Climate change is extending far beyond the threat of melting polar ice caps -- it's putting a dangerous stranglehold on life in oceans, too. A new study published in the science journal Nature ...

If you notice low oxygen in your fish tank, there are some easy solutions.

In its natural state, peatland is one of the largest carbon stores in nature. This is because the soil is so waterlogged and ...

Makers of medical devices that quickly measure oxygen levels in the blood would have to gather extra data to show that their products work for patients of color, under a new federal proposal released ...