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Astronomers found a completely new type of plasma wave near Jupiter
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How government use of AI could hurt democracy
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We may have finally solved an ultra-high-energy cosmic ray puzzle
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Which sci-fi movies predicted the future accurately?
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How geoengineering could save us from climate disaster
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Climate could warm another 0.5°C if we fail to capture far more CO2
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Artificial cooling 'urgent' for Great Barrier Reef after warming spike
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Why falling in love with an AI isn’t laughable, it’s inevitable
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91av covers the latest developments in science, technology, health and the environment
Health
You’ve been sold a giant myth when it comes to improving your health
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Physics
Solving the 250-year-old puzzle of how static electricity works
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Humans
The remarkable tale of how humans nearly didn’t conquer the world
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Physics
The deep lessons quasiparticles teach us about the nature of reality
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Physics
How quantum superposition forces us to confront what is truly real
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How symbiosis made Earth what it is – and why it’s key to our future
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This week's magazine
12 July 2025
Health
Rapid bursts of ageing are causing a total rethink of how we grow old
Technology
'Flashes of brilliance and frustration': I let an AI agent run my day
Humans
Evolution has made humans both Machiavellian and born socialists
Health
Single antiviral shot could offer better protection than flu vaccines
Ancient humans
From Homo habilis to Homo floresiensis, a host of hominin species preceded modern humans. Archaeological finds have helped uncover why our ancestors died out – and how Homo sapiens came to replace them.
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