EGYPTIAN scientists Y I Hanna and M M Kandil of the National Institute for Standards in Cairo have designed and tested a double-layered curtain using local textiles which absorbs sound and light to

SURGEONS may soon be able to call upon living micro-organisms to fight tumours that cannot be reached by the surgeon's scalpel. US scientists are proposing a new form of "molecular surgery" involving

TRADE wars between Japan and USA are common, but now there are major technology wars brewing. And the US companies may be getting an upper hand. Japanese electronics have flooded markets

THE US National Cancer Institute plans to test nationwide a drug called taihoxifen that might prevent breast cancer, lower the number of deaths from heart attacks and reduce the number of broken

SCIENTISTS are now advocating that harvesting locally used medicinal plants from tropical forests could be more lucrative than clearing the land for farming or growing timber. When compared to other

FEARS of ozone layer depletion have inspired research into refrigeration technologies that do not depend on ozone-destroying chemicals and which may even be more efficient than the