Scientists assumed most forms of life before the Great Oxidation Event didn't metabolize oxygen—but recent research suggests ...

Microbial organisms dominate life on Earth, but tracing their early history and evolution is difficult because they rarely ...

With 37 days left for NEET UG 2025, students must focus on Chemistry. Understanding the syllabus, practicing reactions, and ...

To mitigate global climate change, emissions of the primary culprit, carbon dioxide, must be drastically reduced. A newly developed process helps solve this problem: CO2 is directly split ...

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

This word has appeared in 77 articles on NYTimes.com in the past year. Can you use it in a sentence? By The Learning Network This word has appeared in 71 articles on NYTimes.com in the past year ...

At the same time, Mach24 Orbitals is working with NAST on Nepal’s first Hybrid-liquid engine, primarily focusing on hybrid propulsion technology using liquid oxygen and candle wax. “It’s a ...

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.