Clean-air campaigners can't always pin down the source of a pollutant, by no means an easy task at best. Now, researchers at the Massachusetts Institute of Technology have devised a way to solve the

A recurring throat infection with the streptococci bacteria can cause rheumatic heart disease. Now, scientist Sumalee Prukksakorn at the Queensland Institute of Medical Research and colleagues have

Zooms may soon be out of the picture. At least 5 Japanese companies are close to developing a filrsmart enough to do a zoom's job (New SciennVol 143, No 1941). The Dew film, detaile cc which

A catfish, Synodontis nigriventris, native to the rainforest streams of central Africa, swims with its belly upwards, but not because it is afraid that the heavens will crash on its head. The strange

A new solar cell design could slash the cost of producing solar electricity by at least 80 per cent, claim researchers at the University of South Wales in Australia (Environmental Science &

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

Connoisseurs who have savoured the renowned French wine, Chateauneuf-du-Pape, for the past 40 years may be surprised to learn that its vintages from the 1950s contained high levels of lead (Nature,

HOSPITAL bathrooms need no longer be breeding grounds for harmful bacteria. Researchers at the University of Tokyo have developed bathroom tiles and sanitary ware that can convert water into hydrogen

Sulabh International, which has designed and installed over 2,000 public lavatories in slums and resettlement colonies, has just developed a lavatory design that recycles compost to generate biogas