Trump teases possible Putin meeting in Saudi Arabia; judge says Musk’s federal worker buyout plan can go ahead: Live - Trump spoke with Putin on Wednesday and said Ukraine peace negotiations can start ...

Most of the world's population is exposed to polluted air and or those living in cities with chronically bad air, the smog ...

A recent analysis by the U.N. children’s agency found that more than 500 million children in East Asia and Pacific countries ...