General Awareness

SCIENCE & TECHNOLOGY - June 2017

Jun 2017

Aug 10, 2018

Reflecting Sun's Rays

According to new research, proposals to combat climate change by reflecting the sun's rays back into space would cause widespread crop failure, cancelling out any benefits to farming from the reduction in warming.
By examining the effects of volcanic eruptions on agriculture - which has a similar effect to proposed artificial methods of scattering solar radiation through aerosols - scientists have concluded that such methods could have unintended consequences.

Aug 07, 2018

China's New Generation Supercomputer

China has operationalised the prototype of a new generation supercomputer that can execute a quintillion calculations per second as part of its efforts to lead as the most prolific producer of computing technology.

Aug 04, 2018

NASA's New Human Space Programme

Indian-origin United States astronaut Sunita Williams is among the nine astronauts named by NASA for its first human spaceflight programme since the retirement of the space shuttle in 2011.

The National Aeronautics and Space Administration (NASA) has now put the crew in commercial crew spacecraft.

The space agency announced that the nine astronauts will launch on the first crewed test flights and missions of new commercial spacecraft built and operated by Boeing and SpaceX.

The missions will mark the first crewed launches from US soil since the end of the space shuttle programme seven years ago.

Aug 03, 2018

Exoplanets Where Life Could Develop

Scientists have identified a group of exoplanets located outside our solar system, where the same chemical conditions that may have led to life on Earth exist.

In the newly identified range of planets, the UV light from their host star is sufficient to allow the chemical reactions to take place, and that also lie within the habitable range where liquid water can exist on the planet's surface.

Jul 31, 2018

Software for Editing Text on Scanned Images

The IT ministry launched a desktop software e-Aksharayan to enable editing of text printed on scanned documents and it can be downloaded for free from its website.

e-Aksharayan is a desktop software for converting scanned printed Indian language documents into a fully editable text format in Unicode encoding. The software supports editing in seven Indian languages - Hindi, Bangla, Malayalam, Gurmukhi, Tamil, Kannada and Assamese.

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