Oxygen therapy for COPD is a treatment used to increase the oxygen (O2) in your lungs and bloodstream. Research suggests that people with chronic obstructive pulmonary disease (COPD) who use oxygen ...

Could lumpy metallic rocks in the deepest, darkest reaches of the ocean be making oxygen in the absence of sunlight? Some scientists think so, but others have challenged the claim that so-called ...

Two different teams of astronomers have detected oxygen in the most distant known galaxy, JADES-GS-z14-0. The discovery, reported in two separate studies, was made possible thanks to the Atacama ...

"I was astonished by the unexpected results because they opened a new view on the first phases of galaxy evolution." Astronomers have found oxygen in the farthest, and thus the earliest, galaxy ...

Astronomers have detected oxygen in the most distant known galaxy, JADES-GS-z14-0. This record-breaking detection is making astronomers rethink how quickly galaxies formed in the early Universe.

Metallic nodules found deep in the sea seem to be producing significant amounts of oxygen by some unknown mechanism, researchers revealed last year. Now, we may have found out how it is happening ...

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Astronomers have ...

Pope Francis is no longer using mechanical ventilation to help him breathe in the latest positive update on his health, the Vatican said on Wednesday. The 88-year-old pontiff has spent more than a ...

Scientists have made the record-breaking detection of oxygen in an ancient galaxy that existed just 300 million years after the Big Bang. The detection is prompting astronomers to rethink how ...