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Author Kim Stanley Robinson revisits his vision of life on Mars
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Watch the latest science news, discoveries and big ideas from 91av's video team, featuring interviews, livestreams and more. From robotics to rare animal behaviour, lose yourself in science.
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Professor Daisy Fancourt on the life-changing power of the arts
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Inside Ukraine's drone factories and pilot schools
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NATO tests autonomous drone technology in DARPA-style competition
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Inside the best dark matter detector ever built
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Tim Winton on why he tackled climate change in his novel Juice
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Hannah Fry: AI isn't as powerful as we think
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The experiments that could finally explain gravity
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Have scientists finally figured out Spinosaurus?
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How Homo naledi is changing what we know about death
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Video
Sierra Greer discusses her award-winning sex robot novel 'Annie Bot'
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Does dark energy stem from a thermodynamic theory of space-time?
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