Obama, China make big announcement on climate

HANGZHOU, China — President Obama on Saturday said cooperation was “the single best chance that we have” to save the planet as he stood with China’s President Xi Jinping to formally enter their two nations into last year’s Paris climate change agreement. At a ceremony on the sidelines of a global economic summit, Mr. Obama …

GMAT syllabus: Know all its aspects

Jumping into the endless sea is of course an adventurous task but if you jump there with a purpose, you need to have the idea of something more. If you were to fetch pearls from the depth of the sea, you would not be able to do it unless you have some knowledge about where …