Climate change is the long-term shift in the Earth's average temperatures and weather conditions. The world has been warming ...

Many factors, such as strong Santa Ana winds and urban planning decisions, played into the recent destructive wildfires in ...

We explain what’s known about how the catastrophic L.A. wildfires started and the factors that scientists do -- and don’t -- ...

This blast of cold weather is due to activity of the polar vortex.

The California fires erupted amid extremely dry conditions. UCLA scientists say extreme heat linked to climate change was a ...

As fires rage on the West Coast, officials warn that Massachusetts could be set up for an active spring fire season.