Oxygen began entering Earth's oceans around 2.32 billion years ago, and shallow seas followed within a few million years.

Far below the reach of sunlight, at roughly 4,000 m deep on the Pacific seafloor, researchers have stumbled on a form of ...

Scattered across an abyssal plain known as the Clarion-Clipperton Zone (CCZ) are polymetallic nodules that are a potato-sized ...

Oxygen detected just 300 million years after the Big Bang has caused viral claims that cosmology is wrong. But does this ...

Scientists predict that the oceans' oxygen levels could drop 3 to 4% by the year 2100. As that happens, oceans will undergo drastic losses of biodiversity, and entire ecosystems could be wiped out.

An article published this week in The Lancet medical journal found that more than half of the world’s population lacks access to safe and affordable medical oxygen services, and most people outside of ...

As more individuals, families, and caregivers research oxygen therapy solutions online, knowing where to buy a reliable oxygen concentrator has become an important part of the decision-making process.

Oxygen saturation is a measure of the amount of hemoglobin that is bound to molecular oxygen at a given time point. It is an important parameter for managing patients in a clinical setup. Oxygen ...

Modern car engine control systems rely on input from several sensors to regulate the engine’s performance as well as its emissions and other vital functions. When these sensors fail to provide ...