Maps show where new plumes of smoke will cause hazy skies through the end of the week. Low-level smoke is forecast to spread ...

Thunderstorms could disrupt outdoor celebrations in the east and central U.S., whereas extreme heat is expected in the West.

An AccuWeather forecast map showed states in the "high" risk zone for Friday included parts of Kentucky, Illinois, and Indiana.

The United States has ... You only have to glance at a map to understand why the screwworm outbreak is now at an alarming inflection point. Central America is shaped like a funnel with a long ...

Alaska had its second-wettest May on record with exceptionally heavy rainfall in the Southeast. Several sites across Hawai`i observed their warmest spring on record. Widespread drought improvement ...

We also highlight an analysis of whether flying has become less safe, an investigation into a Philippine reforestation ...

The average gas price in the United States last week was $3.16, making prices in the Central Atlantic region about 1.3% lower than the nation's average. The average national gas price is slightly ...

Regional gas prices slightly declined last week and reached an average of $3.09 per gallon of regular fuel on Monday, down from last week's price of $3.11 per gallon, according to the U.S. Energy ...