Online edition of India's National Newspaper
Thursday, March 20, 2003
Published on Thursdays
Online edition of India's National Newspaper Thursday, March 20, 2003 |
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Sci Tech Published on Thursdays |
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Stretching shelf life of colloids 
March of the microbe huntersFrom field kits to detect plague and typhoid to drugs to counter dreaded biological warfare agents to a promising line in cancer treatment ... a low key Defence R&D lab meets critical military needs even as it spins off key products for the civilian sector. 
Evaporating planetFOR THE first time, astronomers using NASA's Hubble Space Telescope have observed the atmosphere of an extrasolar planet evaporating into space. Much of the planet may eventually disappear, leaving only a dense core. It is a type of extrasolar ... Chemical linked to male infertility A chemical widely used in industry and present in ground water, has now been found in the semen fluid of infertile men, reports a Queen's University research scientist. Poh-Gek Forkert's study of male mechanics who use trichloroethylene (TCE) ... Cheap vaccines from bacterial viruses GENETICALLY ALTERED bacterial viruses appear to be more effective than naked DNA in eliciting an immune response and could be a new strategy for a next generation of vaccines that are easy to produce and store, say researchers from Moredun ... Separating mixture of gases with molecular filters EFFECTIVELY FILTERING different kinds of molecules has always been difficult, but a new process by researchers at the University of Rochester may have paved the way to creating a new kind of membrane with pores so fine they can separate a mixture ... New heart muscle cells from bone marrow Cells produced by the bone marrow can form new heart-muscle cells and help to replace those cells damaged by heart attack. Longer-lasting lithium batteries RESEARCHERS AT the Department of Energy's Sandia National Laboratories in Livermore, California, have developed a new class of composite anode materials composed of silicon and graphite. These may double the energy storage capacities now ... Simple optoelectronic devices RESEARCHERS AT the Georgia Institute of Technology have demonstrated a new type of nanometre-scale optoelectronic device that performs addition and other complex logic operations, is simple to fabricate and produces optical output that can be ... PERSPECTIVE New class of reagents BREAKING AWAY from the traditional tools employed in accelerating molecular reactions, a new class of reagents employing laser pulses has emerged. This is the quest to use these special light sources to steer molecular reactions to a desired ...
High-yielding wheat for north-eastern plainsWHEAT BREEDERS at the Indian Agricultural Research Institute (IARI), New Delhi, have developed a high-yielding wheat variety, which is ideally suited for timely sown conditions in the irrigated tracts of the north-eastern plains. The improved ...
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