New research shows ancient tropical oceans once held more oxygen than cooler regions, reshaping where early life could ...

When oxygen disappears, most fish suffocate. This one ferments its own metabolism and waits months for spring beneath frozen ...

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

New research reveals how ocean viruses burst algae cells, fueling a subsurface oxygen band through rapid microbial recycling.

The amount of dissolved oxygen in a river is a matter of life or death for the plants and animals living within it, but this oxygen concentration varies drastically from one river to another, ...

The tropical oceans that once served as oxygen-rich havens for Earth's earliest complex life have become the planet's largest marine dead zones. The ...

Without oxygen in its free, gaseous state, life as we know it would not be the same. On land, all animal life depends on atmospheric oxygen in a narrow concentration range of around 20%. Too much or ...

The RDO Trio's smart wiping system turns on automatically when dissolved oxygen readings drop below a user-set level. It clears away buildup that can cause incorrect low dissolved oxygen readings.

These nodules can act like batteries that split seawater into hydrogen and oxygen In an unexpected twist, metal-rich nodules found on the seafloor are generating oxygen, new research suggests. This ...