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View from space: Arkansas tornado track
A violent tornado touched down in Arkansas on April 27, 2014, killing as many as 15 people. In an April 28 satellite image, you can see the tornado's track. Compare it to a satellite image of the same area taken before the tornado.
April 30, 2014
Video: How tsunamis work
This 3-minute video explains what causes towering and treacherous tsunamis.
April 30, 2014
Photos and videos of U.S. tornadoes April 27-29, 2014
Photos and videos from the devastating storms killed at least a dozen people, and possibly many times that number, in the U.S. Central Plains and Southeast in recent days.
April 30, 2014
Air pollution from Asia is changing weather patterns over the Pacific
New research on Asian air pollution has found that it is increasing rainfall and intensifying storms over the Pacific Ocean.
April 29, 2014
All you need to know: Tornado safety
Tornado season has started. Learn about the best places to seek shelter and how to protect yourself and stay safe during incoming storms.
April 28, 2014
Severe weather batters U.S. Central Plains
After a slow start to severe weather season in 2014, Sunday brought storms to the U.S. Central Plains. Monday through Wednesday, the system will move into the U.S. Southeast.
April 28, 2014
Best info sources for severe weather outbreaks
Need great weather information, and need it fast? Here's info on NOAA Weather Radios, and a list of great sources to follow via Twitter, and some recommended apps.
April 28, 2014
How sea level influenced evolution in the Galapagos
The Galapagos Islands, whose separateness was so pivotal to Charles Darwin's contributions to the theory of evolution, are not separate at all when sea level is low.
April 26, 2014
The tiny creek connecting the Atlantic and Pacific Oceans
There's a point called Two Ocean Pass on the Continental Divide. It separates the headwaters of Pacific Creek (which flows west to the Pacific) and Atlantic Creek, (which flows east to the Atlantic Ocean).
April 25, 2014
Mountaineers leave Everest, as Sherpas say they won’t climb
Mountaineers began leaving Mt. Everest yesterday, as Sherpas refuse to climb again this year, out of respect for 16 who died in last week's deadly avalanche.
April 25, 2014
