Joggers, cyclists and other people doing outdoor workouts may be losing out on health benefits, lower cancer risk and added life expectancy if they exercise in polluted city air, new research suggests ...

President Donald Trump announced this week plans to rollback Biden-era fuel efficiency standards for cars and trucks, citing affordability.

Delhi woke up to toxic air on Friday as the AQI slipped back into the ‘very poor’ category. With temperatures dipping sharply ...