NOAA forecasts above-average summer 'dead zone' in Gulf of Mexico

NOAA is forecasting an above-average summer "dead zone" in the Gulf of Mexico covering approximately 5,827 square miles—an area roughly the size of Connecticut. The dead zone, or hypoxic area, is an area of low oxygen that ...

Video: Unraveling the mysteries of clouds

Clouds are one of the biggest mysteries in the climate system. They play a key role in regulating the temperature of our atmosphere. But we don't know how their behavior will change over time as Earth's atmosphere gets warmer. ...

Why it's hard to predict the weather

Will it rain tomorrow or will it be sunny? Better data and more computing power have made weather forecasts more accurate.

Scientists' model increases accuracy of tide forecasts

The tides couldn't be controlled—only predicted. And for one day, June 6, in the spring of 1944, the tide prediction for the beaches of Normandy just may have been the most important in history.

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