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Blue stragglers

PT Cards 04-Sep-2021

Blue stragglers, a class of stars on open or globular clusters that stand out as they are bigger and bluer than the rest of the stars, have intrigued scientists who have for long probed their origin.

It’s time to build BRICS better

Current Affairs 04-Sep-2021

The 13^th BRICS summit is set to be held on September 9 in digital format under India’s chairmanship. India also held the chair in 2012 and 2016. This plurilateral grouping comprising Brazil, Russia, India, China and South Africa is chaired by turn.