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CorDECT occupies pride of place
Thanks to corDECT technology that offers a wireless last mile connection, many neglected smaller towns would soon find a place in the telecom map of India.


Breaking down toxic pesticide
SCIENTISTS AT the University of California, Riverside report in the Journal of Environmental Quality (JEQ) that they have isolated micro-organisms capable of degrading endosulfan, a widely used chlorinated insecticide. The research ...
Porous materials synthesised
SCIENTISTS AT the University of California, Riverside have synthesised a large family of semi conducting porous materials that have an unprecedented and diverse chemical composition. The new materials show several different properties such as ...
Radiation exposure
MY ARTICLES (Feb 20 and Feb 27) which were titled `Radiation exposures — concerns, fears' may have created some `concerns' and `fears' among the readers. This is partly because the titles I used were changed by The Hindu. Some ...
Heat flows in all directions
IT'S A cardinal rule that heat flows from the hot end of an object to the cold, no matter which end you heat. But according to a report in New Scientist, researchers now have suggested a way to build a device that conducts heat in only ...
Quake resistant design, construction
IN YOUR childhood, you must have sat on a rope swing — a wooden cradle tied with coir ropes to the sturdy branch of an old tree. The more modern versions of these swings can be seen in the children's parks in urban areas; they have a ...
Night sky is studded with diamonds
OUR GALAXY is teeming with diamonds. In 1980s, scientists found that meteorites contain tiny diamonds about 4 nanometres wide. The diamonds contain an isotope of xenon that's rare on Earth but common in remnants of exploded stars. The ...
Babies' DNA stay with the mother
MANY WOMEN carry around their offspring's DNA for the rest of their lives, say Italian researchers. These can trigger life-threatening diseases, says a report in New Scientist. Cells from a foetus are known to exist in the mother's ...
Information Technology
IT TRENDS
Where cyber evolution meets `rojgaar'
Few of the changes brought about by the Internet have been as dramatic or have impacted more lay users, than the business of matching jobs with job seekers. Anand Parthasarathy looks at recent developments that underline the promi se and the perils of online employment services

Health & Medicine
Mysteries of ozone in the human body
Human body produces the reactive gas most famous as the ultraviolet ray-absorbing component of the ozone layer as part of a mechanism to protect it from bacteria and fungi.
Quartz — a common mineral in teeth
A GROUP of mineralogists led by scientists Valentina Katkova from the Komi Institute of Geology has studied more than 200 second and milk teeth. The scientists wanted to find out, what minerals our teeth contain. The scientists made tooth ...
Key hormone involved in appetite control
The hormone, called ghrelin, has been found to be involved in weight regulation or reduced caloric intake.

Agriculture
Cost-effective tractor drawn turmeric harvester
HARVESTING OF turmeric rhizome is one important aspect in turmeric cultivation, which requires immediate attention for developing mechanical technology to reduce losses. Present method of harvesting of rhizome is by carefully lifting the clump ...
Composite bajra for grain and fodder
By Our Agriculture Correspondent

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