Space
Supernovae have the right stuff to mix cement in space
Space could be littered with cement dust spewed out by supernovae, which would solve a lingering mystery about missing oxygen in interstellar gas
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Life
Dead exoplanets can have oxygen-rich atmospheres too
News
Even lifeless exoplanets can have oxygen-rich air
News
Life
First animals may have lived with almost no oxygen
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Health
Oxygen drop makes people with spine injury more mobile
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Life
Drop air pressure to give chickens a stress-free death
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Earth
The oceans are heating, acidifying and choking
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Life
Primordial broth of life was a dry Martian cup-a-soup
News
Space
Biosphere 2: Saving the world within a world
Features
Earth
Everest’s final frontier: Life without oxygen
People living at high altitude have evolved different ways to cope with low oxygen levels. Understanding how could benefit people in intensive care
Features
Life
Dawn of the water eaters: How Earth got its oxygen
Features
Technology
The top new tech that took Hillary’s team up Everest
Regulars
Life
Deep life: Strange creatures living far below our feet
Features
Earth
Ozone kills by hampering gas exchange in lungs
News