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 ...

Juice bars. Wine bars. Coffee bars. And now ... oxygen bars? Yep, popping up all over the U.S. (as well as in Canada and Japan, where the craze is thought to have begun because of the serious air ...

Oxygen is a non-metal element that is a gas at room temperature. Its molecules contain two oxygen atoms. Oxygen is vital for respiration, which is the process that transforms energy from glucose ...

China's Shenzhou-19 crew aboard the Tiangong space station have created oxygen and ingredients for rocket fuel for the first time with the help of "artificial photosynthesis" technology.