A significant cause of disability in older Americans is, simply, falling. If youre a senior citizen and you worry about falling, maybe you should go light on the drinks. It turns out that only two drinkswithin the legal driving limitcan make it more

发表于:2018-12-24 / 阅读(52) / 评论(0) 分类 Scientific American(九)月

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This is Scientific Americans 60-Second Science, Im Molly Webster. Got a minute? Some consumers buy organically grown foods because they believe the products are healthier, tastier and better for the environment. But is this assessment true? To find o

发表于:2019-01-08 / 阅读(80) / 评论(0) 分类 Scientific American(九)月

Always finding excuses to skip the gym? Congratsyou might be able to blame your genes. Because the mere desire to exercise may be inherited, at least in mice. So says a study in the journal Proceedings of the Royal Society B. The experiment started b

发表于:2019-01-08 / 阅读(99) / 评论(0) 分类 Scientific American(九)月