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There is a big headline tonight about modern health.Forty-three million people are taking some kind of aspirin everyday to prevent heart attacks and strokes,but now the leading medical journal JAMA says there is evidence that daily aspirin could be l
访谈录2013年
Today we're going to talk about keeping a journal. If you're an aspiring writer, you've probably heard that writers should keep a writing journal. The first time I kept a real writing journal was in my freshman English class in college, so since it's
英语语法 Grammar Girl
Hairdressers Hear Health Secrets A report in the Journal of Applied Gerontology shows that elderly people often discuss health issues with hairdressers, who could encourage clients to seek medical attention. Karen Hopkin reports If youve ever been t
60秒科学
By Melinda Smith Washington 24 October 2007 The World Health Organization reports that at least ten million children under the age of five die every year. And a new international study of childhood mortality confirms that children would live longer
2007年VOA常速英语（十月）
This is the VOA Special English Education Report. Last week, we discussed one problem for medical journals: the question of authorship. You would think that all the scientists who took part in a research study would be listed as authors. But that is
VOA慢速英语2009年（十）月
Darwin in Battle of Wits against Unarmed Man Antievolutionist Ray Comfort will be distributing copies of the Origin of Species with a new introduction that misrepresents, misunderstands and distorts Darwin's ideas and legacy. Steve Mirsky comments No
60秒科学