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研究表明，老年人喝酒后会影响行路时避开障碍物的灵活性。 Subjects with an average age of 62 had trouble avoiding an obstacle placed on a treadmill after consuming even small amounts of alcohol. Cynthia Graber reports A signif
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Arienne, Norway speaker In school, when I was younger, I had a bunch of subjects, but my favorite subjects were maybe language subjects and math. I like numbers and I like learning languages. The subject I was not very good in was history and geograp
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This is Scientific Americans 60 Second Science, I am Rose Eveleth. Got a minute? Sound and touch may seem completely separate, except possibly when playing the game Operation. But it turns out that the two senses are actually quite entwined: a new st
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Psychologists have known for decades that unpleasant childhood experiences can affect a person's mental health for a lifetime. But new research suggests childhood traumas might also have long term effects on physical health. Dunedin study began in th
VOA标准英语2009年(十二月)
The University of Cambridge is one of the oldest universities in the world, and one of the largest in the United Kingdom. It has a world-wide reputation for outstanding academic achievement and the high quality of research undertaken in a wide range
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Scientists conducted a range of cognitive tests with older adults in their 60s and 70s. They then chose two smaller groups from those subjectsthose who performed high on the tests, and those who performed low. The scientists administered two of the s
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