Women's tears may send a sexual message in addition to an emotional one, study finds

Tears mean a lot of things in the drama of human interaction. They telegraph heartbreak, hopelessness, anger, frustration, elation and relief. They express mood - and can alter behavior - in an instant.But it turns out there might be more to know about tears, which historically...
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Dilma Rousseff sworn in as Brazil's new president

Brazil's first woman President, Dilma Rousseff, has been sworn into office. BBC News Latin America & Caribbean She took over from her mentor, Luiz Inacio Lula da Silva, who stepped down after two terms as the most popular president in the country's history.After taking the oath...
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