Life
Why the hunt for alien life is under way far beneath Earth’s surface
Microbes that breathe sulphur could redefine what it means to be alive and provide clues about what organisms may lurk in the cosmos
Features
Biochemistry
Life
Life may have begun with simple genes made out of urine
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Humans
Sir William Ramsay added a whole new group to the periodic table
Regulars
Environment
Sticky fluid can be sprayed on grassy verges to prevent wildfires
News
Physics
Stealth glider made out of special polymer self-destructs in sunlight
News
Environment
Tiny magnets could help rid the ocean of harmful microplastics
News
Chemistry
Chemist Lee Cronin is building an alien to work out why life exists
Regulars
Physics
Military-grade jet fuel made cheaply from plant waste instead of coal
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Earth
Earth’s magnetic poles probably won’t flip within our lifetime
Contrary to recent reports, new research suggests the next reversal of Earth’s magnetic pole won’t happen in a human lifetime and could take tens of thousands of years
News
Technology
How to suck water from desert air and quench the planet’s thirst
Features
Physics
Molecules pictured changing shape as they gain and lose electrons
News
Earth
Earth’s helium is running out and it has dire consequences for science
News