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Revival of risky medical X-ray practices
CT scan is a unique tool to diagnose disease and monitor treatment. It may help to determine the extent of the disease but should not be used indiscriminately. CT screening is unlikely to discover serious disease and the potential harm to the individ ual may be greater than the presumed benefit.


Thin film polymers offer best corrosion protection
THE SAME polymers used in shampoos that leave hair feeling silky also can be used to prevent corrosion in pipelines because of a technique developed by a Florida State University researcher. Layering is the key to making polymers effective in ...
Mirror fibres could create photonic fabrics
The high-performance mirrors in the shape of hair-like flexible fibres can be woven into cloth or incorporated in paper.
How life originated in space
LIFE ORIGINATED on the Earth more than 3.5 billion years ago. However, scientists are still disputing over the possible sources of the life origin. The matter is that life on our planet evolved from the molecular level to the level of bacteria ...
Folate rich foods reduce stroke risk
FOR THE first time, high dietary folate was found to decrease the incidence of stroke, according to a 20-year study reported in Stroke: Journal of the American Heart Association. Researchers found that people who consumed at least 300 ...
GENETICS/EARLY EMBRYO DEVELOPMENT
Insight into female fertility
FERTILITY RESEARCHERS at the National Institute of Child Health and Human Development (NICHD) have discovered a gene present in the human egg that may be essential for early embryo development. The gene may also play a role in premature ...
Speaking Of Science
Breast-fed babies brainier?
BREAST-FEEDING IS known to be better for the baby than bottle-feed. It is safer, since it is relatively free of water or environment borne contamination. It has ingredients that boost the immunity of the infant. It offers an easily digestible, ...

Paths Of Innovators
Pioneer in nuclear instrumentation
HANS GEIGER was born in Neustadt, (Germany) on September 30, 1882, the son of a professor of philology. He passed his `Abitur' (matriculation) at the Erlangen Gymnasium (1901). He studied physics at the Universities of Erlangen and Munich. In ...

Agriculture
Lignite fly ash as eco-friendly insecticide
THE LIGNITE and coal fly ash, which is considered as a nuisance in the thermal power plants and its environs, is a potential and eco-friendly insecticide. "We have found that it can be used to keep both the chewing and sucking pests of rice and ...

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