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In the beginning of the 20th century, the Earth was home to some 1.6 billion people. Towards the end of the century, more than six billion people crowd our planet. This year, international

The next generation of anti-AIDS drugs could be based on a chemical extracted from green coffee beans, US researchers claim. Edward Robinson and his colleagues from the University of California made

A number of mysteries including why Saturn appears to be much younger than the rest of the planets may soon be resolved. Gilbert Collins and his colleagues at the Lawrence Livermore National

The Responsible Ecological Social Tour (REST) programme, which was launched a year ago, is coming under heavy criticism from environmentalists. The programme was launched in a cluster of villages

Scientists question the theory of gravity as spacecraft behave in a bizarre way

Pakistan will hold talks with the World Trade Organisation (WTO) on taxes slapped by the European Union (EU) on unbleached cotton exports. Pakistan's exports of cotton fabrics have decreased sharply

A MAJOR operation is on to restore the famous Dal Lake in Srinagar. Encroachments around the lake are being removed by the department of housing and urban development under its lake conservation

Island sheep may help resolve a fierce debate in ecology about population crashes. British researchers are using sheep populations on St Kilda, a remote archipelago off the west coast of Scotland, to

Female flight attendants run a higher risk of getting breast cancer. This could be due to the effects of jet lag on melanin, a hormone, the level of which is up to 10 times higher levels in the blood