单词：Uta, Pulau
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Dr. Wangari Muta Maathai was born in 1940 in a village in Kenya. In 2004, she became the first African woman to receive the Nobel Peace Prize. The judges valued her contribution to sustainable development, democracy and peace. She is also a member of
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By Alan Silverman Hollywood 27 May 2006 One of the most popular film series based on Marvel Comics superheroes becomes a trilogy and raises some interesting real-world issues about diversity and fitting in. ------------------------------------------
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Scientists Target Antibodies That Work Against Many HIV Mutations The search for a vaccine against HIV/AIDS has been disappointing, in part because the virus cleverly changes to elude the antibodies of the human immune system. Now, scientists have id
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