Page-190 of Science & Technology Current Affairs

Mars refreshes asteroids: Scientists

November 22, 2013

Scientists at Massachusetts Institute of Technology (MIT) have found that Mars causes “refreshing” of some near-Earth asteroids, causing the space rocks to appear redder than meteorites. What is “refreshing” in terms of asteroids? Scientists have long been puzzled over why ..

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NASA launches MAVEN to explore Mars

November 20, 2013

In a bid to dismantle the ancient mystery of Mar’s radical climate change, US space agency NASA launched robotic explorer MAVEN rocketed toward the red planet. The unmanned spacecraft was launched aboard a United Launch Alliance Atlas V 401 rocket from ..

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Sun to swap its polarity within weeks: NASA

November 17, 2013

According to the US space agency NASA, the Sun’s magnetic field will reverse its polarity within weeks. Although the event is normal and not catastrophic, it will send ripple effects throughout the solar system. Why the Sun switches its polarity? The sun swaps ..

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Researchers working to replace computer passwords with Biometrics

November 14, 2013

Scientists at Purdue University (USA) are working on technology that could replace passwords used in computer with biometrics such as iris and fingerprint scans. As per experts, iris and fingerprint scans as well as facial and voice recognition some of ..

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P/2013 P5: Newly discovered asteroid with six ‘tails’

November 13, 2013

NASA’s Hubble Space Telescope spotted an asteroid with six comet-like tails of dust radiating from it. The asteroid named P/2013 P5 is different from all other known asteroids as it appears similar to a rotating lawn sprinkler and has surprised ..

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Stress may hamper memory: Research

November 13, 2013

As per a study conducted by researchers from the University of Exeter (U.K.) and the University of Calgary (Canada), high levels of stress can block memory processes. What was the study? Researchers performed experiments on pond snails (Lymnaea stagnalis) which have ..

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ISRO gears up for GSLV mission

November 12, 2013

After the jubilant launch of the Mars Orbiter Mission (MOM), India’s space research organization ISRO is preparing for flight-testing of GSLV with indigenous cryogenic engine. The launch is scheduled for December 15, 2013. ISRO’s maiden flight testing of the indigenous cryogenic engine ..

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Laser Space Communication Systems to play instrumental role in future missions: NASA

November 10, 2013

The US space agency NASA is doing intensive research to develop laser-based space communications systems which will play a major role in ensuring rapid and accurate transmission of information from spacecrafts around the solar system. Since inception of the space missions, NASA ..

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JNCASR is the institution with the ‘highest impact’: Science Citation Index

November 10, 2013

Bangalore based Jawaharlal Nehru Centre for Advanced Scientific Research (JNCASR), which is celebrating its silver jubilee, has been recognized as the institution with the “highest impact” in nano science and technology, according to the Science Citation Index for 2010-11. Another institute, the Indian Institute of Science, ..

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U.S. food authority to ban trans fat

November 10, 2013

The US Food and Drug Administration (FDA) has decided to ban the heart-clogging trans fats. As per FDA, although manufacturers already have eliminated many trans fats, the average American still eats around a gram of trans fat a day eliminating which could ..

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