Scientists analyzed more than 2 billion tweets to reveal how perceptions of hot and cold temperatures change over time.

Scientists are collecting in-flight data in some of the most risky weather for the aviation industry, including freezing rain, freezing drizzle, and sleet. The program is led by the Federal Aviation Administration in partnership with the National Center for Atmospheric Research and other organizations.

NOAA and the National Center for Atmospheric Research (NCAR) have joined forces to help the nation’s weather and climate modeling scientists achieve mutual benefits through more strategic collaboration, shared resources and information.

New weather legislation will enhance connections among the federal government, research community, and private companies to accelerate advances in forecast technologies.

Climate change is expected to lessen total U.S. snowfall, but it's unlikely to rein in the most powerful nor'easters that pummel the East Coast.