Life
Armoured dinosaur's 'crazy' spikes weren't just for defence
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Discover the latest science and technology news from around the world with 91av. Read exclusive articles and expert analysis on the newest developments in space, physics, health, technology, the environment and more.
Space
CPR in space could be made easier by chest compression machines
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Life
Thylacine's genome provides clues about why it went extinct
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Life
Long-lost sailback shark rediscovered after more than 50 years
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Space
JWST gets a closer look at interstellar comet 3I/ATLAS
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Environment
Is Africa about to see the solar energy boom it needs?
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Technology
3D-printed electronics can dissolve in water for quick recycling
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