Earth may not appear as blue by 2100: MIT study
There will be a noticeable difference in the colour of 50 per cent of the ocean by the end of the 21st century, said MIT study.
Feb 05, 2019, 13:47 PM ISTAsteroid impacts helped create Earth's continents: Study
This impact produced a superheated melt sheet of up to five kilometres thick.
Feb 01, 2019, 13:24 PM IST