Every breath a person takes draws from a gas mixture that has barely shifted in recorded history: roughly 78 percent nitrogen ...

About 201 million years ago, at the close of a geological period called the Triassic, one of the worst mass extinctions in ...

Researchers in Leiden have, for the first time, observed how a specialized enzyme helps bacteria stay alive when oxygen ...

A new race to the moon is emerging between the United States and China. Unlike fifty years ago, the goal is no longer just ...

Oxygen therapy refers to the administration of supplemental oxygen as part of managing illness. In healthy individuals, oxygen is absorbed from the air in adequate amounts, but certain diseases and ...

Hyperbaric oxygen therapy is having a wellness moment — pitched as a fix for everything from Alzheimer’s to wrinkles — but ...

A nasal cannula is a medical device that provides supplemental oxygen therapy to people who have lower oxygen levels. There are two types of nasal cannulas: low flow and high flow. The device has two ...

When we view deep-space objects through backyard telescopes, we typically don’t see much color. The big exception is the bright green in certain nebulae. The secret behind this color constitutes a ...

As summer travel season approaches, millions of Americans are preparing for vacations, family visits, road trips, and outdoor activities. For individuals who depend on oxygen therapy, a little ...