Oxygen

In a billion years from now, the lack of oxygen will wipe out life on earth

The earth will lose its oxygen within a billion years and kill most living organisms

Earth’s oxygen is running low, and falling levels will eventually suffocate most life on the planet.

Dropping oxygen will eventually suffocate most life on earth

Geology: Most life on earth will be extinct in a billion years due to a drop in oxygen levels

Spider-Man Tom Holland on the future at home with Marvel

Medical oxygen scarce in Africa, Latin America amid viruses

Medical oxygen scarce in Africa, Latin America amid viruses

Scientists have just confirmed the existence of a new crystal structure of ice

Scientists have just confirmed the existence of a new crystal structure of ice

Hero firefighters rescue cats using oxygen masks

Fact check: In case of fire, the Yale Library only reduces the oxygen levels in book stacks