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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

ANYBODY reading the national media would have thought that environmental issues had precious little to do with the current round of elections in the states of Uttar Pradesh, Rajasthan, Himachal

Metropolitan municipalities can now heave a collective sigh of relief. The Centrally-sponsored scheme for infrastructural development of megacities has brought them a welcome respite, burdened as

SHAKESPEARE was wrong when he described Julius Caesar as "constant as the northern star", because the brightness of the North Star is variable, changing by a few per cent every four days. But the

LIFE IMITATES art more than art imitates life, said Oscar Wilde. His statement was borne out recently when US scientists re-enacted in their laboratory the plot of Steven Spielberg's latest film,

Two British consultants have developed an underwater pump that can irrigate riverside fields without using fuel or causing pollution. The prize-winning turbine is easy to construct and can work