National Science Day is observed every year on 28 February to mark the discovery of the Raman Effect by physicist CV Raman in 1928. Since 1986, this day has been celebrated across India to recognise ...
Scientists fear warming is driving a collapse in the ocean currents that shape climate far and wide. The ice-choked waters off Greenland might hold the key. By Raymond Zhong and Esther Horvath ...
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