Nikita Nakonchnyi has trouble sleeping. Every night, he stays alert to the precise whirl of Russian missiles that threaten his city. “If it sounds like a bug buzzing, it’s not going to your house,” ...

A dust plume that has been traveling across the Atlantic may later spread as far as Texas and Georgia as a weather system ...

Smoke from Canadian wildfires is beginning to worsen air quality in the eastern U.S. as several Midwestern states battle ...