Is the jet stream changing?

Heavy precipitation, wind storms, heat waves—when severe weather events such as these occur they are frequently attributed to a wavy jet stream. The jet stream is a powerful air current in the upper troposphere that balances ...

Storms or sea-level rise—what really causes beach erosion?

Beaches are dynamic. They change from week to week and month to month. Have you ever wondered what causes these changes? Or how beaches might fare as sea levels rise and if storms increase in frequency and severity?

UN chief urges world to 'stop the madness' of climate change

UN Secretary-General Antonio Guterres urged the world Monday to "stop the madness" of climate change as he visited Himalayan regions struggling from rapidly melting glaciers to witness the devastating impact of the phenomenon.

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