THE ozone layer over the US had thinned to unprecedented and worrisome flimsiness during 1993, say scientists who had monitored sunlight at various ground sites over the year. Between January and

Fresh evidence supports a long held belief that whales evolved from land mammals

IT SEEMS the war between antibiotics and bacteria is a never-ending one. Time and again these clever organisms have made the most potent drugs look like placebos. But researchers at the Washington

FACED with a surplus of milk, US dairy farmers have turned to researchers to put their excess milk to new uses. Two fruits of this unique research pact may soon hit the market -- edible packaging and

Fresh evidence suggests that the presence of certain metals is essential for the natural production of methane

...A recent discovery is the first confirmation of the long held belief that planets such as Earth may exist in other parts of the universe

THE AIDS drug zidovudine can retard the transmission of the AIDS-causing human immunodeficiency virus (HIV) from a mother to her foetus, a recent study reveals (Journal of the American Medical

SCIENTISTS at the University of Minnesota in the US have developed a new strain of bacteria to fight pollution caused by organohalides -- compounds of carbon and halogens such as chlorine and

US SPACECRAFT Galileo has recently sent pictures of a tiny moon orbiting 243 Ida -- a 56 km-long asteroid in the asteroid belt between Mars and Jupiter. This is the first confirmed evidence of a

Fertilisers accelerate growth not only in plants but also in certain microbes that feast on oil