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SCIENCE & TECHNOLOGY - January 2019

Jan 2019

May 23, 2021

China Observatory Detects Sources of Gamma Rays

  • Large High Altitude Air Shower Observatory (LHAASO) of China detected dozen sources of ultra-high-energy gamma rays.
  • LHAASO cosmic ray observatory has discovered 12 sources of ultrahigh-energy photons. It has also detected a photon with energy level of 1.4 peta-electron volt. All these sources are located at positions in milky way galaxy and it can be measured with an accuracy of greater than 0.3°. They are the brightest Milky Way gamma ray sources discovered till date.
  • LHAASO is a gamma-ray and cosmic-ray observatory located at Daocheng in Sichuan province of China. The observatory has been designed to observe air showers that are triggered by gamma rays and cosmic rays. It has been set at the altitude of 4,410 metres above sea level. It started observation in April 2019 over an area of 145 hectares.

May 21, 2021

Microsoft to Retire Iconic Internet Explorer Browser in 2022

  • Microsoft has announced to retire its iconic Internet Explorer (IE) browser in June 2022, as it envisions the future of Internet Explorer, which was launched in 1995, on Windows 10 in Microsoft Edge.
  • Over the last year, Microsoft is moving away from Internet Explorer support, such as an announcement of the end of IE support by Microsoft 365 online services.
  • With Microsoft Edge capable of assuming this responsibility and more, the Internet Explorer 11 desktop application will be retired and go out of support on June 15, 2022, for certain versions of Windows 10.
  • Internet Explorer was once the most widely used web browser, attaining a peak of about 95 per cent usage share by 2003.

May 20, 2021

Iran Develops its Most Powerful Supercomputer 'Simorgh'

  • Iran has unveiled a new supercomputer named 'Simorgh', which is 100 times more powerful than the previous supercomputer of the country to date. The supercomputer has been developed indigenously by Tehran's Amirkabir University of Technology (AUT). It has been named after a mythical Phoenix-like bird 'Simurgh'.

May 19, 2021

Iran Develops its Most Powerful Supercomputer 'Simorgh'

  • Iran has unveiled a new supercomputer named 'Simorgh', which is 100 times more powerful than the previous supercomputer of the country to date. The supercomputer has been developed indigenously by Tehran's Amirkabir University of Technology (AUT). It has been named after a mythical Phoenix-like bird 'Simurgh'.

Atlas V Rocket Launches SBIRS Geo-5 Missile Warning Satellite for US Space Force

  • The United Launch Alliance launched the Atlas V rocket from Cape Canaveral Space Force Station, Florida. The Atlas V rocket carried SBRIS Geo-5 Missile Warning Satellite. The full form of SBRIS is the Space-Based Infrared System. It is designed for missile warning, missile battle space and defence characterisation.
  • SBRIS is basically a Space Tracking and Surveillance System. SBRIS was designed to meet the Infrared Space Surveillance of the United States Space Force System. In 2020 alone, the SBRIS satellites detected more than a thousand missiles.
  • The satellite will provide key capabilities in missile warning, battle space, missile defence. It weighs 4,850 kilograms. As of 2018, ten SBRIS satellites were launched.
  • Atlas V is a two-stage rocket. It is fuelled with rocket grade kerosene and liquid oxygen in its first stage and hydrogen and liquid oxygen in the second stage.
  • The rocket put SBRIS at a height of 35,753 km.

May 18, 2021

IIT-M, US Researchers Develop Algorithms

  • Researchers from IIT Madras and Rice University, USA, have developed algorithms for lensless, miniature cameras that have applications in Augmented/Virtual reality, security, smart wearables, robotics among others. Lensless cameras are touted to be the future of miniature imaging technology, as they offer imaging capabilities similar to conventional cameras, but at much lesser weight, cost and nearly flat cameras.
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