Page-207 of Science & Technology Current Affairs

Fact Box: Magnetar; NASA's observatory finds Magnetar "SGR 0418"

May 28, 2013

Scientists at NASA have discovered exotic neutron star called Magnetar named SGR 0418 by using Chandra X-ray Observatory and other satellites. What are Magnetars? Magnetar are the dense remains of dead stars that erupt sporadically with bursts of high-energy radiation. It is a type of ..

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Fact Box: What gives some tigers white fur with dark or sepia brown stripes ?

May 27, 2013

Scientists from Peking University, Beijing, have solved a long standing enigma behind the cause that gives some tigers white fur with dark or sepia brown stripes. It has been found that a change in a single amino acid (A477V) in ..

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Gold nanoparticles to aid efficient drug delivery and diagnostics

May 27, 2013

Scientists from Indian Institute of Chemical Technology (IICT), Hyderabad, have synthesized eco-friendly gold nanoparticles using bio-resources which could be used as carriers for delivering anti-cancer drugs and also for diagnosing the disease. How it was done? Scientists used leaves of ..

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Russian Space debris hits the "Pegaso" (Pegasus) nanosatellite of Ecuador; What is Kessler syndrome ?

May 25, 2013

A small Ecuadoran satellite “Pegaso” (Pegasus) smashed with the debris of a Russian rocket. The extent of damage it has done is still unknown, however it has been confirmed that the satellite is still in the orbit. What happened with the ..

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Vitamin C shows potential to kill drug-resistant TB

May 23, 2013

Scientists at Yeshiva University have found through a study that Vitamin C kills drug-resistant Tuberculosis (TB) bacteria in laboratory culture. What they discovered? The researchers who were actually trying to determine the causes that made a normal strain of Mycobacterium Tuberculosis (bacteria ..

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Scientists link low IQ with genetic risk for Schizophrenia

May 22, 2013

As per a new study, it has been found that both the decline in cognitive ability with age and schizophrenia have some common genetic variants that link both the conditions. However, reduced cognitive ability may not necessarily be an indicator of the problem. The study ..

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Scientists produce 'world's lightest material': "Carbon aerogel"

May 22, 2013

Scientists from Zhejiang University in China have claimed to have produced an ultra-light substance, called Carbon Aerogel which has a density of 0.16 milligrams per cubic centimetre. What is the composition of the substance? Carbon aerogel which is also being ..

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Rotavac- India’s first indigenously developed rotavirus vaccine unveiled

May 22, 2013

India has unveiled its first indigenous vaccine against rotavirus- Rotavac, the major cause of diarrhoea deaths among children. The preventive vaccine has passed all clinical trials and it will be available for sale in the market by 2014, subject to clearance ..

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US researchers harvest stem cells from cloned embryos for the first time

May 22, 2013

US scientists have claimed that they have harvested stem cells from cloned human embryos created from donated eggs using technique similar to that produced Dolly the sheep in Britain. This breakthrough could lead to new treatments for diseases such as Parkinson’s ..

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ISRO plans to launch cryogenic GSLV D5 to place the Communication Satellite GSAT-14 in Orbit

May 18, 2013

ISRO will launch a Geosynchronous Satellite Launch Vehicle- GSLV D5 in July 2013 which will place a communication satellite GSAT-14 into orbit. The GSLV D5 has indigenously developed Cryogenic Engine will place a communication satellite GSAT-14 into orbit. India has developed this cryogenic engine ..

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