GS Paper - III
Elon Musk’s Starlink satellites are impeding the work of astronomers, a study published in the journal Astronomy & Astrophysics found. Currently, the Starlink “constellation” comprises more than 6,300 working satellites orbiting Earth at an altitude of around 550 km. These satellites deliver high-speed internet to places which otherwise would not have access to it. At the same time, they also create “radio noise”, or unintended electromagnetic radiation (UEMR). This is what impedes the work of radio astronomers observing the sky from Earth.
GS Paper - I
Operation Flood, launched in 1970, ushered in the White Revolution and transformed the dairy sector in India. Union Home and Cooperation Minister Amit Shah announced plans for “White Revolution 2.0”. What is the big picture currently in India’s dairy sector, and what is the objective of the government’s new initiative?
GS Paper - II
Canadian Prime Minister Justin Trudeau announced changes to the country’s international work permit system, aiming to reduce the number of immigrant workers in Canada. Trudeau said Canada will grant 35% fewer international student permits this year, with the number going down by another 10% next year.
GS Paper - III
The top scientific adviser to the government is learnt to have indicated to a group of eminent scientists who sought a clarification on the process of choosing the recipients of a newly instituted set of national science awards that the final decision lies with the Union Minister for Science and Technology.
