What is healthier, soy milk or cow's milk?
There are good reasons why many people prefer soy milk to cow's milk. For example, the carbon footprint of soy milk is only a fraction of that of cow's milk. But the main question is which milk is healthier.
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Does stress cause grey hair?
There is a belief that a shock or a state of extreme stress can cause hair to turn grey overnight. At first glance, there are plausible explanations for this phenomenon, but is it really true that stress causes grey hair?
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Is shyness innate?
Some traits are innate, others are learned. Is shyness genetically predisposed or is shyness "made"?
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Ready for a holiday? These are the first signs
There is always a good reason to go on holiday. Certain signs show that you are ready for a holiday and overdue for a rest.
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How do dolphins sleep?
Dolphins do not breathe automatically, breathing is always done on a conscious level. As mammals, they nevertheless need regular sleep, i.e. a state without consciousness, so that their bodies remain functional. How can dolphins sleep without suffocating?
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Why do lobsters turn red when cooked?
The shell of the crustaceans is normally blue-green, grey or brownish, with only a slight tinge of red. When cooked, they take on the typical red lobster colour.
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How to prevent molehills in the garden?
Moles are very useful animals, but hardly anyone wants them in their own garden. Moles dig tunnels under the soil and push the excess soil upwards, so that unsightly piles of soil ruin the ornamental lawn. You don't need radical poisons to keep the moles out of your own garden.
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