Asteroid impacts are unlikely but potentially catastrophic (just ask the dinosaurs). A new NASA mission has been launched to test the technology that could one day save us.
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A truly sustainable society cannot be built with current levels of car ownership, argues Cameron Scott, with even electric cars coming at a huge ecological cost. So what can we do?
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Cameron Scott discusses how we can assess the intelligence of computers, and how reverse Turing tests could save us from an AI apocalypse.
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