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Facts for Prelims (FFP) Source: Indian Express Context: Astronomers have discovered one of the biggest black holes ever found, using gravitational lensing. About Gravitational Lensing: Gravitational lensing is the name given to the phenomenon where a foreground object—a galaxy or a black hole—bends the light from a more distant object behind it, magnifying it in …
Continue reading “One of the biggest known black holes discovered”
InstaLinks : help you think beyond the issue but relevant to the issue from UPSC prelims and Mains exam point of view. These linkages provided in this ‘hint’ format help you frame possible questions in your mind that might arise(or an examiner might imagine) from each current event. InstaLinks also connect every issue to their …
Continue reading “[Mission 2023] INSIGHTS DAILY CURRENT AFFAIRS + PIB SUMMARY 18 January 2023”
GS Paper 3: Topics Covered: Developments in Science and Technology. Context: This article forms a part of The Hindu’s Science for All newsletter, which explains all things Science, without the jargon. What is gravitational lensing? How does it work? Gravitational lensing is an effect of Einstein’s theory of general relativity – simply put, …
Context: James Webb Space Telescope lifts off on historic mission: The world’s most powerful space telescope blasted off into orbit, headed to an outpost 1.5 million kilometers (930,000 miles) from Earth, after several delays caused by technical hitches. The James Webb Space Telescope, some three decades and billions of dollars in the making, left …
