单词：unconditional grants
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Science and technology 科技 Molecular Biology: Folding Stuff 分子生物学：折叠 Shape determines a protein's function. Determining that shape, though, is tricky. 蛋白质的结构决定功能，而结构的形成却很难。 ABOUT 120,000 ty
经济学人科技系列
Scientists at Harvard have confirmed a 19th century book in one of the university's libraries is bound in human skin. 哈佛大学科学家已经证实，该校图书馆一本19世纪图书的封面材料取自人类皮肤。 Conservators at the univ
英语新闻
By Lisa Schlein The UN Children's Fund, UNICEF, says Iodine Deficiency Disorders, which cause mental retardation, are a huge problem in Europe and Central Asia. UNICEF says this disorder can be solved
VOA2004（下）--健康科技
This is Scientific American's 60-Second Science. I'm Karen Hopkin. This will just take a minute. Its like the molecular version of the Joker and the Riddler teaming up against Batman. Scientists at Yale University have discovered that amyloid beta, a
Scientific American(三)月
By Kari Barber Dakar 06 July 2007 After years of turmoil and economic hardship, the small West African nation of Guinea Bissau is facing a health challenge caused by the absence of iodine in the nation's diet. In countries where iodine is not already
2007年VOA标准英语（七月）
今天我们要学的词是iodine。Iodine名词，意思是碘 。The western German city of Aachen has started issuing free iodine tablets to some 500,000 residents and people living nearby because an ageing Belgian nuclear plant is seen as a risk.
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