Health
What is the best workout to lower your blood pressure?
Exercise is one of the most effective ways to lower your blood pressure, but some workouts are more effective than others. Grace Wade investigates
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Does car tyre pressure affect the speedometer or milometer readings?
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Is it possible to reheat food without additionally cooking it?
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This week鈥檚 new questions
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Life
Dazzling oak leaf prints merge science and nature
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Comment
Could a race between microscopic competitors be the next big thing?
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Tom Gauld on the many travails of Voyager One
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Twisteddoodles on dog science
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Life
Italian festival of the snake-catchers revealed in colourful photos
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Life
Does the old concept of companion planting have any science behind it?
The belief that adding certain plants around crops will boost their growth is an old one, but will your tomatoes' yield and flavour really be improved by growing tasty herbs alongside them? James Wong investigates
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Would using Earth’s white hydrogen deplete our oxygen supply?
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How much money is gained or lost in computer rounding errors annually?
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I see why we have two eyes and ears 鈥� but why two nostrils? (Part 2)
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This week鈥檚 new questions
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