New index reveals global water resources' growing dependence on extreme rainfall

As global temperatures climb, rainfall patterns are shifting in ways that could put water resources and agriculture under ...

AI system can predict seasonal droughts

Researchers at the Institute of Water and Environmental Engineering (IIAMA) at the Universitat Politècnica de València have ...

Forecasters have a new secret weapon for predicting major hurricanes

The 2025 hurricane season was the first time the National Hurricane Center used Google DeepMind in forecasts. Experts were ...
NPR

Sources & Methods

National security, unlocked. Each Thursday, host Mary Louise Kelly and a team of NPR correspondents discuss the biggest national security news of the week. With decades of reporting from battlefields ...

Understanding the Hull-White Model for Derivative Pricing

The Hull-White model is a key tool in pricing interest rate derivatives. It assumes normally distributed short rates with ...