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Why cloning creates abnormality
Developmental impairment seen in cloned embryos may help in identifying environmental culture conditions that are deleterious to the development of embryos through assisted reproductive technique.


Flip of a switch may quieten jet engines
OHIO STATE University researchers here have developed a silencer technology that creates electrical arcs to control turbulence in engine exhaust airflow — the chief cause of engine noise. Jet engines may run quieter in the future, with ...
Biologists to explore Arctic ocean depths
BIOLOGISTS ARE about to enter a lost world deep in the greatest tract of unexplored territory on the planet. They plan to probe under the Arctic ice into the Canada basin, a steep-sided submarine hole the size of Alaska thought to have been ...
Awareness programme cum exhibition
AS PART of the golden jubilee celebrations of the Department of Atomic Energy (DAE), an awareness programme cum exhibition on `Applications of Radioisotopes and Radiation Technology for Societal Development' (ARRTS-2004) is being organized by ...
Managing sugarcane woolly aphid
SUGARCANE WOOLLY aphid (Ceratoyacuna lanigera) is prevalent in TamilNadu, Maharashtra and Karnataka. The infestation of the aphid on the ventral side of the leaves along the mid-rib causes characteristic white coating, which is visible ...
Information Technology

IT TRENDS
`Home made' solutions for high performance computing
Last month, a Linux cluster assembled in Chennai, made it to the world's `Top 500' supercomputer club, a rare example of a non-commercial machine vying with industry heavyweights.

Agriculture

FARMER'S NOTEBOOK
Organic farming: Traditional rice varieties ideal
TRADITIONAL RICE varieties respond well to organic methods of farming, and to make rice farming sustainable and more rewarding we have revert to the principles of organic farming as practiced by our grandparents according to Mr. N.G. Anbalagan, ...
Botanical names
QUESTION: What are the botanical names for Keelanelli and Amman pacharisi? George R.Manuel, Porayar, T.N. ANSWER: The botanical name for Keelanelli is Phyllanthus amarus and for Amman ...
Bud rot
QUESTION: I have a few Sambac Jasmine (gundu malli) plants. The plants are thriving well, but the buds shrivel and die. Kindly advise on preventing the bud rot. Geetha Ravishankar, Texas, U.S. ANSWER: ...

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