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.

Nintendo is reportedly planning a three-phase launch for the Switch 2, with the first wave focusing on first-party titles. The Switch 2 could potentially launch in June, and rumors hint at new ...

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

Credit: ESO/M. Kornmesser Astronomers are gobsmacked by an abundance of oxygen in JADES-GS-z14-0, the earliest (and most distant) known galaxy in the universe. Though elements heavier than ...

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 ...

After years of shows and movies, Marvel Phase 5 is almost over. That's right, now that Daredevil: Born Again has been released on Disney Plus (check out our Daredevil: Born Again season 1 review ...

Marvel Phase 6 hasn't yet kicked off, though there's just one movie left in Phase 5. The current era is all about the multiverse, with the likes of Daredevil: Born Again being the latest to enter ...