Storm leads to 1,000 canceled flights in Texas as more snow heads east
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Alaska Airlines says low visibility caused by ash from Russian volcanoes is behind the cancellations of several flights in the state.
Obama condemns killing of Russia's Nemtsov
Texas snowstorm snarls transport, cancels nearly 600 flights
Environmental group sues U. S. EPA over monarch butterfly demise
A senior Afghan military officer says the death toll from an avalanche caused by heavy winter snows in a mountainous valley northeast of the capital Kabul...
California farmers may face another year without U. S. water supplies
For the second time in 10 days, the Popocatepetl volcano east of Mexico City spewed ash into the sky, forcing cancellation of flights at the nearby Puebla...
NASA resolves issue with spacesuit helmet water leak
More than 90 people have been killed in Afghanistan in some of the worst avalanches there for 30 years,...