GOAT RAISERS in the Philippines have discovered that ipil-ipil (Leucaena leucocephala), which has been planted in several parts of the world including India, and is a panacea for

Recent studies indicate increasing pollution may be hampering the atmosphere's inherent cleansing abilty

THE INCREASE in phosphate wastes released into rivers over the last 20 years may in turn have increased the frequency of "red tides" (coloured springtime algal efflorescences) which poison and kill

BACTERIA large enough to be visible to the human eye have been discovered within the gut of a surgeonfish (Acanthurus nigrofuscus) caught off the Great Barrier Reef in Australia (Science, Vol. 256,

THE "arms race" between plants that produce defence mechanisms to ward of foragers such as deer and animals who attempt to evolve mechanisms to counter these defences, have long intrigued

The year long cholera epidemic in Peru refocussed scientific attention worldwide on the causes of the disease and the various strains of cholera bacteria.

PLANT breeders at the International Institute of Tropical Agriculture in Nigeria have developed a high-yielding variety of cassava that will be able to withstand even drought conditions. Cassava, a

PROLONGED use of chlorinated drinking water can cause cancer, says a study by scientists at the Indian Council for Medical Research (ICMR). When chlorine gas reacts with naturally occurring organic

SOUND waves can be used to measure factory emissions, say scientists at the Open University in UK. Pollution monitoring systems using light waves are often inadequate and direct sampling of air

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