 Online edition of India's National Newspaper Thursday, December 17, 2009 |
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Radiation: cancer risk estimates remain same Radiation protection specialists can breathe easy due to the overall view of the U.N. Committee on current risk estimates Study finds birds have ‘X-ray’ vision The red-breasted robins in your own backyard have a kind of “X-ray” vision which allows them to navigate in bad weather or even at night, according to a team of German researchers. For decades, scientists have known that robins and ... Parts of Arctic coast eroding rapidly A portion of the northern Alaska coastline is eroding by a maximum of 45 feet annually, thanks to the combined effect of declining sea ice, warming sea water and increased wave activity, says a new study. The conditions have caused ... Vegetation affects intensity of urban heat island effect Scientists first discovered the heat island effect in the 1800s when they observed cities growing warmer than surrounding rural areas, particularly in summer. Urban surfaces of asphalt, concrete, and other materials — also referred to as ... 
Hidden sensory system discovered in the skinWe have an entirely unique and separate sensory system aside from the nerves that give most of us the ability to touch and feel. It is located throughout our blood vessels and sweat glands, and is imperceptible to most ... Computer models shed light on Arctic climate A steadily warming Arctic since early 1990s has changed sea ice drift and upper ocean circulation, computer simulations show. The warm North Atlantic water intrudes into the central Arctic Ocean aiding sea ice ... 
Giant cetaceans found having a whale of a timeResearchers examined a list of possible causes for the decline in levels of blue whales’ songs to attract mates and believe it may be explained by the increase of blue whale numbers following bans on whaling ... New way to detect past comet strikes on earth A promising new method of detecting past comet strikes upon Earth and gauging their frequency looks at a potential signature of nitrate and ammonia that can be found in ice cores corresponding to suspected impacts. ... Soot speeds up glacial melting in Himalayas Black soot deposited on Tibetan glaciers has contributed greatly to the retreat of the world’s largest non-polar ice masses. Soot absorbs incoming solar radiation speeds glacial melting when deposited on ... A step forward in study of Koala bear evolution Recently found skull material of the extinct koalas Litokoala and Nimiokoala offer a step forward in understanding koala evolution, focusing on the masticatory apparatus and ...
Homi Bhabha – the World War’s gift to IndiaHomi Jehangir Bhabha was an exceptional man. Born in a rich-to-do and cultured family in Bombay, he grew into an outstanding physicist and a nation-builder. Even as his dream of making India a scientifically powerful and admired nation was coming ...
FARMER'S NOTEBOOK Multiple sowing machine saves labour cost The seed drill can be used for sowing even 100gms of seed Award for ICRISAT’s agri-business incubator The Agri-Business Incubator at the International Crops Research Institute for the Semi-Arid Tropics (ABI-ICRISAT) received the “Best Incubator” award for the year 2009 from Villgro, a rural innovation network based at Chennai. ... FARM QUERY Two circle irrigation A circular trench is dug at a distance of about a foot away from the main stem. A second trench is also dug around the first trench. Water is irrigated in the space between the two trenches. Coconut husks, dried leaves can also be placed in ...
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