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With severe weather threatening 20 million Americans, two tornadoes touch down in the northeastern part of Nebraska. CNN Severe Weather Expert Chad Myers explains just how rare this kind of weather event is.
With more than 13,000 flights canceled this week, CNN's Chad Myers breaks down why so many airplanes have been grounded along the East Coast.
CNN's Chad Myers reports from Oklahoma on the dangers of chasing tornadoes.
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CNN's Chad Myers has the details of an asteroid scientists say will narrowly miss hitting Earth in February.
(CNN) - A 5.7-magnitude earthquake struck eastern Turkey Wednesday night, according to the U.S. Geological Survey.
The epicenter was 16 kilometers (9 miles) south of the town of Van, the USGS said, and its depth was 4.8 kilometers (3 miles). The quake hit at 9:23 p.m. (2:23 p.m. ET), it said.
At least 18 buildings have collapsed in Van, including two hotels and one school, according to Turkish state broadcaster TRT.
Millions of tons of debris washed out to sea by the Japanese tsunami is headed for the U.S. CNN's Chad Myers reports.