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Scientists suggest a disorder that causes periods of ecstasy and depression is passed on through mothers.

TWO RESEARCHERS have produced genetically altered potato tissue that can detect compounds like alcohol and drug products in body fluids. Garry Rechnitz and Ae-June Wang of the University of Hawaii in

HOW DO Chinese tots outperform their American counterparts? Psychologist David C Geary of the University of Missouri at Columbia, USA, who has studied the performance of Chinese and American

CONTRARY to common sense, foul air may not be the cause of the rise in the number of asthmatics, at least not in Britain. Though the number of Britons with asthma has risen rapidly in recent years,

NOT ONLY do smiles reflect happiness, they can even induce it, says psychologist Paul Ekman of the Human Interaction Lab at the University of California (Science, Vol 262, No 5132). However, not

India faces an acute double burden of disease. While nutritional and communicable diseases remain serious, non-communicable diseases are on the rise, says the eighth report of the World Health

FIVE YEARS ago, the social forestry department in Ratnagiri district of Maharashtra cleared several trees from a forest near Nandivse village to plant acacia trees. It did not know that the 4-ha patch was a sacred grove surrounding the temple of a powerful local deity, Kal Bhairon. The villagers, too, joined in because they were paid for the felling and planting.

Scientists have found iron concentrations in sea water affect the growth of plankton that keep a tab on carbon dioxide, a greenhouse gas.

Physicists say it's theoretically possible to make a sun in the laboratory.

If you're worried about your heart, there's good news and bad. First the good: there is strong evidence to support the theory that a couple of beers or glasses of wine daily help to prevent coronary