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Saviour siblings: commodity or boon?
In the U.K., parents with a child suffering from a genetic disease can choose embryos that have a perfect tissue match with an older sibling. The baby's stem cells are then transplanted to the sibling to cure its disease.
Rational unified process model
THE MANTRA for any business is `delivering quality product and/or service'. This is more true of IT organisations, where change is a constant factor and meeting this goal is highly challenging. The saying `watch the quality and the profits will ...
Birth of a new species
SCIENTISTS ARE staking out part of Britain's coastline to monitor the apparent birth of a new species — an exceptionally unusual chance to record evolution in action. Research on the `fossil coast' of Yorkshire in north-eastern England ...
Speaking Of Science

How hardy is the human body?
THE INFORMATION scientist-turned-gerontologist Aubrey de Grey lists half a dozen factors that cause the body to age, decay and die. Some of these are associated with wear and tear of organs, tissues and cells, and some with assault and insult to ...

Agriculture

Managing pests in mustard
Maggots of leaf miner form zig zag galleries on the leaves and destroy them.
Indigenous breeds of cattle for dry regions
They can stand the heat in summer, and are well adapted to Indian conditions. "I am maintaining twelve milch cows of Tharparkar, a breed of the desert belt of Rajasthan, and these animals yield an average of seven litres a day. I have recorded ...
Controlling spotted bollworms in cotton
THE SPOTTED bollworms Earias insulana and Earias vittella are major pests of cotton. The larval instars of these pests cause severe loss in cotton production by damaging the cotton bolls. The larva of E.vittella is about 2 ...

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