May 19 2011
NOAA Forecasts A Busy Hurricane Season
Federal forecasters predicted another busy hurricane season and warn that residents of U.S. coastal areas shouldn't count on being as lucky as they were last year.
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Apr 27 2011
Tornadoes, Floods Strike Central U.S.
Twenty people have died and hundreds more have had to evacuate their homes as a massive storm system looms over the region.
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Apr 21 2011
Strange Spring: Explaining This Year’s Wild Weather
We've seen snow in the Midwest, wildfires in Texas and a surge of tornadoes across the country. What's going on with the weather?
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Apr 07 2011
Early Hurricane Forecasts: What Are They Worth?
Two early-bird predictions call for another above-average hurricane season, but Spring is still a wild card of a season and conditions may change by May.
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Mar 22 2011
Mathematical Budding Model Revealed in a Lily
The blooming of the lily provides a mathematical surprise, showing that poets had it right all along.
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Mar 18 2011
Forecasters: Another Dangerous Spring
The weather service predicts threats of high water from Montana to Maine, Minnesota to Missouri and down the Mississippi to the Gulf of Mexico.
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Mar 17 2011
Record Low Ozone in the Arctic
Slather on the sunscreen, the depletion could expose the northern midlatitudes to higher levels of ultraviolet radiation.
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Mar 01 2011
Spring Has Sprung… Or Has It?
As March begins, does that mean it's officially spring for the northern hemisphere? Mark Thompson gives his astronomical opinion.
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Feb 22 2011
Achoo! Allergy Aggravations to Grow With Climate Change
Got allergies? Bad news, they may get worse as the planet warms.
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Apr 27 2010
Redefining Tornado Alleys
"Tornado Alley" is really four alleys -- sections of the southeastern US where tornadoes tend have a high probability of forming.
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