Page-214 of Science & Technology Current Affairs

Meteor hits Earth outside Chelyabinsk city in Russia

A meteor which was about 17 metres across and weighed 10,000 tons impacted Earth nearly 30 to 50 km above the ground near Russian city Chelyabinsk. The meteor is also being said as the largest celestial body to have hit ..

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Super volcano eruptions may eliminate life

As per a recent study, life on Earth faces danger from a catastrophic “Supervolcano” which seismologists say is due to erupt in ‘200 million years’ time. How is it happening?

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Fact Box: Asteroid 2012 DA14

Asteroid 2012 DA14 fly-by closest to Earth Newly discovered asteroid 2012 DA14 flew by closest to Earth. DA14 is the largest known object of its size which passed this close without making any impact. It shot past in a south-north ..

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Twitter starts ‘pay by tweet’ service

Twitter has launched the first ‘pay-by-tweet’ service with American Express (Amex) which will allow its cardholders to purchase products simply by sending a short message. How it will work?

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Fact Box: AWACS

Union Cabinet nod to DRDO for developing AWACS The Defence Research and Development Organisation (DRDO) has received approval from the Union Cabinet of India for developing an indigenous Airborne Early Warning and Control System (AWACS) for IAF. What is AWACS?

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Fact Box – "REX": World's first complete bionic man

What is Rex ? Researchers have built the world’s first complete bionic man named “Rex”. Rex, which is on display in UK, has the face of a man, prosthetic limbs, a functional artificial blood circulatory system and artificial organs, including ..

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Curiosity drills Mars surface for the first time

NASA’s Mars rover Curiosity drilled into the Martian surface for the first time as part of an effort to investigate if the planet ever had conditions to support microbial life. Previous Mars probes have had tools to scrape and grind ..

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Researchers discovered world's largest prime number

Researchers have discovered the world’s largest prime number which consists of over 17 million digits. The number has now shot up to 2 multiplied by itself 57,885,161 times minus 1. The finding was made as part of the Great Internet ..

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“Wankel” engine gets CEMILAC nod to power UAVs

What is Wankel? India has developed its own propulsion engine for future UAVs (Unmanned Aerial Vehicles). The 55-hp engine named “Wankel” is developed by three national research agencies – National Aerospace Labs, Aeronautical Development Establishment, and the Vehicle Research and ..

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Thinning of Ozone has altered ocean circulation: Study

As per a latest study, a hole in the Antarctic ozone layer has changed the way waters in the southern oceans mix, which researchers say could impact global climate change. As per scientists this phenomenon has the potential to alter ..

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