Five Best Ideas of the Day
Published each weekday, at noon.
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Sleep is the secret laboratory where our brains sort out which memories to keep.
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Printed electronics could open the door to electrified tattoos and personalized biosensors.
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A nuclear war — even a ‘regional’ one — could have a massive impact today.
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This is why the IRS audits the working poor.
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We’ll definitely bring microbes with us when we colonize Mars. We should bring our favorites.