Scientists at the US's Argonne National Laboratory have found a cheap and quick method to produce diamond films by using soccer ball-shaped carbon molecules called fullerenes (Science, Vol 265, No

An increasingly sedentary lifestyle is making Americans, largely white, obese. The US National Health and Nutrition Examination Survey, conducted between 1988-91, reveals that 33.4 per cent of

Remote sensing devices for measuring vehicular emissions have come of age

A gaily coloured dress might be a visual treat, but the dyes used in them might hide a dark secret. Studies at the Oregon Graduate Institute of Science and Technology in the US have revealed that

Globe trotters might at last get a breather -- a drug for jet lag is in the offing. A team of researchers from the Harvard and Yale Universities' medical schools are close to nailing down the gene

Scientists have now been able to reason why black Americans suffer higher rates of hypertension, heart disease and stroke than their white counterparts. The new findings of Randall Tackett and his

Removing stains from clothes is a quid pro quo affair -- for bleaching agents to work, the clothes have to be washed in warm water, which can ruin texture and colour. But now, researchers at Unilever

Researchers at the National Institute of Standards and Testing in Maryland, USA, have developed an instrument that can detect gases present in infinitesimal amounts (Environmental Science &

Irving Weissman and Fang Qian of California's Stanford University have discovered a protein that mimics the adhesive action of Velcro fasteners, a trait that could help in preventing cancer cells

Decades of mining have slopped about 72 million tonnes of lead, zinc and other metal wastes into the Coeur d:lene lake in Idaho state in the US. Now, representatives of the Coeur d:lene tribe and the