A city may have to wait 20 years to cut pollution levels to legal limits because of issues with a single road. Stephenson ...

Russian state-run news agency RT reported Thursday that air defenses targeted "helicopter drones," claiming this marked the first attempted use of such drones to attack Moscow during the conflict.

The rate at which the planet is warming has sped up since 2010, and now researchers say that China's efforts to clean up air ...

Russian Foreign Ministry spokesperson Maria Zakharova said that Hmeimim air base had received around 9,000 displaced Syrians, most of them women and children, seeking safety from the violence.