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Thursday, April 18, 2002
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Callers to the U.S. benefit the most
Perceivable latency is seen with Internet telephony. It is 250-700 milliseconds when transported via fibre and 700-750 when transmitted via satellite. This makes the quality below par to PSTN which has a latency less than 70 milliseconds, says R. Prasad.


Honey, potential dietary antioxidant
TWO NEW University of Illinois studies are sweet news to honey lovers. One shows that honey's antioxidant qualities preserve meat without compromising taste. A just-published study says that honey — at least based on work done on human ...
Quality silk from spider
AN ONGOING biotech project being conducted by a multinational firm has scientists working on genetic modification of a spider. This is to ensure better quality silk from the spider which is presumably finer as compared to traditional silk. ...
Neural stem cells can develop into neurons
RESEARCHERS HAVE found that neural stem cells isolated from the brains of adult rats can mature into functional neurons. Stem cells, which are found in tissues throughout the body, are immature progenitor cells that give rise to more specialized ...
Inkjet printed light-emitting devices created
UNIVERSITY OF Arizona scientists are developing a new inkjet printing process that produces such light-emitting devices as pictures and such photovoltaic devices as solar cells from digitised images on a computer. Inkjet printing is a ...
Information Technology
IT TRENDS
Network publishing: 'Third wave' of digital imaging
To manipulate text and pictures created by a variety of information appliances and present it seamlessly on the Web — that is the current challenge before the imaging industry. Anand Parthasarathy examines the strides made in content cre ation in the 20 years since DTP was born.

Paths Of Innovators
Twins in invariant theory
"The lives of Cayley and Sylvester should be written simultaneously if that were possible. Each is a perfect foil to the other, and the life of each supplies what is lacking in that of the other . Cayley's life was serene; Sylvester spent much ...

Agriculture
FARMER'S NOTEBOOK
High yielding red rice variety for high ranges
A MEDIUM-duration red rice variety with high yield potential has become popular among rice growers in the high range (900 to 1200 m above sea level) district of Wayanad in Kerala. Developed by the scientists at the Regional Agricultural ...

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