Online edition of India's National Newspaper
Thursday, May 20, 2004
Published on Thursdays
Online edition of India's National Newspaper Thursday, May 20, 2004 |
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Sci Tech Published on Thursdays |
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Building an ultra-small radio A way of saturating large areas with sensing and communication capabilities by pairing the ultra small radios with equally tiny, inexpensive sensors is the goal. Plants purify water poisoned with arsenic WATER CONTAMINATED with arsenic can be cleaned by growing ferns in it, American scientists say. Mark Elless of the Edenspace Systems Corporation in Dulles, Virginia, and his colleagues have found that a species of fern called the Pteris ... `Cad and mouse' research THANKS TO an innovative alternative to the computer mouse, there's light at the end of carpal tunnel. Abir Qamhiyah and Don Flugrad, at the Iowa State University, have invented a gadget that works as a pointer for computers, video games and ... 
Burping black holesIT APPEARS that black holes not only devour whatever comes close to them, but they also burp. Astronomers have recently discovered telltale signs of a black hole burping away happily, perhaps after a hearty meal of innocent galaxies caught ...
Frozen, fresh sperm effective for in vitro fertilization Fresh or frozen sperm is preferred as freezing and thawing reduces the number of sperm and also restricts their movement. New chink in TB's armour TUBERCULOSIS (TB) AND leprosy causing family of bacteria are notoriously sturdy. Some strains are becoming increasingly resistant to existing therapy although the diseases they cause have been held in check for the past 50 years by ... Biological computer kills cancer cells ISRAELI SCIENTISTS who have built the world's smallest medical computer — so small that a million million of them would fit in a drop of water - have `diagnosed' prostate cancer and released a drug to kill cancer cells, they announced ...
Bittersweet protection against cancer FOUR WEEKS ago, at a restaurant in Florida, I saw an item in the menu called `Atkins'. Intrigued, I ordered it and got a plate containing a far-smaller-than-the-usual-American serving of fish, a bit of cheese, carrots, broccoli, tomatoes and two ...
CD ROM on medicinal plant cultivation A CD ROM highlighting the cultivation of six important herbs has been released by The Voluntary Health, Education and Rural Development Society (VHERDS), Chennai. This multimedia CD ROM deals with the technology of the commercially rewarding ... FARMER'S NOTEBOOK 
Eco-friendly methods to boost onion yieldCOUNTRY ONION with large-sized bulbs can be harvested when raised with organic farming technologies. The onions will taste better and can stand long storage as well according to farmer-scientist, Mr.V.Antonysamy of Chintamani, Puliangudi in ... Pest management in cotton To prevent the development of resistance to insecticides, different groups of insecticides need to be used. FARM QUERIES Teak nutrient QUESTION: What is the nutrient dose recommended for 5-10 year old teak trees and which is the best method of application? G.R.Raveechandran, T.N. ANSWER: Teak trees respond well to organic nutrition. About 10 kg of ... FARM QUERIES Botanical name QUESTION: What is the botanical name of the plant known as `korukapuli' in Tamil? N.Dharmeshwaran, Chennai ANSWER: The botanical name for the tree is Pithecolobium dulce or Inga dulce. It is a minor ...
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