This radio broadcast discusses how scientists' views of global warming have changed since the subject first emerged some 20 years ago. Topics include the nature of the warming process, once thought to be a gradual...

This is an update to the original Fujita Scale for wind speeds and tornado damage. The Enhanced F-scale uses three-second gusts estimated at the point of damage based on a judgment of 8 levels of damage to the 28...

This in-depth website describes the Gulf Stream, its place in the North Atlantic Gyre, influence on weather and climate, and role of eddies and rings in distributing heat and salinity. A history, from the 16th to 20th...

This video describes advances in remote sensing and information technology that can be used to provide real time weather to airline pilots during flight.

Produced by the National Weather Service, this site offers a comprehensive introduction to weather and weather safety and includes numerous lesson plans suitable for high school use. Topics include the atmosphere, ocean,...