Pope Francis regains strength, is relearning to speak after oxygen therapy Cardinal Fernandez dismisses speculation of Pope's retirement Pope's health stable, no mechanical ventilation since ...

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

Get Instant Summarized Text (Gist) Oxygen has been detected in the most distant known galaxy, JADES-GS-z14-0, using the Atacama Large Millimeter/submillimeter Array (ALMA). This galaxy, observed ...

Astronomers have found oxygen in the farthest, and thus the earliest, galaxy ever seen. This marks the most distant detection of oxygen ever made by humanity. This early galaxy, designated JADES ...

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.

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 ...

It is widely believed that Earth's atmosphere has been rich in oxygen for about 2.5 billion years due to a relatively rapid increase in microorganisms capable of performing photosynthesis.