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 ...

Professional diver Andrew Ryzebol tells PEOPLE exclusively of his risky underwater explorations 200 feet beneath uncharted ...

Discover how hyperbaric oxygen therapy (HBOT) works, its FDA-approved uses, emerging brain health benefits, and what to ...

There are probably thousands of kinds of metabolisms, or chemical processes that maintain life, said Donald Canfield, a ...

A research team led by the Leibniz Institute for Baltic Sea Research Warnemünde (IOW) was able to revive dormant stages of ...

The Great Oxidation Event (GOE) some 2.4 billion years ago established the oxygen-rich atmosphere that many living things ...

Scientists have helped to construct a detailed timeline for bacterial evolution, suggesting some bacteria used oxygen long before evolving the ability to produce it through photosynthesis.

Climate change is revealing oxygen levels in lakes are decreasing faster than experts expected due to warmer temperatures.

A study by the Chinese Academy of Sciences reveals Earth's lakes, rivers, and seas are losing oxygen. From 1980 to 2017, ...

A recent study finds most critically injured patients can recover with less supplemental oxygen than has previously been suggested.

Jeik Aniluz Lusi, 18, and Elvis Borques Castillo, 16, were discovered during a routine post-flight maintenance inspection in ...