One person killed when tornadoes hit Oklahoma, Arkansas (Update)
The slow start to the nation's tornado season came to a violent end Wednesday, when tornadoes raked Tulsa during its evening rush hour, killing one person and injuring others.
The slow start to the nation's tornado season came to a violent end Wednesday, when tornadoes raked Tulsa during its evening rush hour, killing one person and injuring others.
Environment
Mar 25, 2015
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With only about two-dozen twisters recorded so far this year during a period when 100 or more are typical, the U.S. appears to be in a tornado drought as cool, stable air prevents the ingredients of the violent storms from ...
Environment
Mar 20, 2015
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The nation's wild Jekyll-Hyde winter will likely dictate what weather worries Americans have this spring.
Environment
Mar 19, 2015
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Federal records show that this winter and the first two months of 2015 were the hottest on record globally, with a chilly U.S. East sticking out like a cold thumb in a toastier world.
Environment
Mar 18, 2015
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More than 1,800 starving sea lion pups have washed up on California beaches since Jan. 1 and 750 are being treated in rescue centers across the state, according to updated numbers released Tuesday by the National Oceanic ...
Ecology
Mar 17, 2015
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A pair of solar eruptions over the weekend have unleashed a severe geomagnetic storm that could disrupt power and communications on Earth, US officials said Tuesday.
Space Exploration
Mar 17, 2015
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A new baby orca wasn't the only interesting discovery researchers made while tracking endangered killer whales.
Plants & Animals
Mar 5, 2015
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Four times more sick and dying sea lion pups have gotten stranded on California beaches this year, and experts say unusually warm ocean water along the West Coast is to blame.
Ecology
Feb 19, 2015
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SpaceX launched an observatory inspired by former Vice President Al Gore toward a solar-storm lookout point a million miles away Wednesday.
Space Exploration
Feb 11, 2015
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SpaceX counted on better flying weather Wednesday as it geared up for the third time to launch a deep-space observatory, but canceled a radical rocket-landing test because of rough seas.
Space Exploration
Feb 11, 2015
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