And where bike commuting has been growing the fastest.
Jason Ahrns searches at night for huge, mysterious eruptions of sparks that appear high over thunderstorms.
Even from space, the storm that dropped the Moore tornado looks chilling.
Three major twisters have hit the city since 1999. Here's a look at how improbable that is.
People from Oklahoma City to New York will get to gawk at the fuming iceball at last, which could be bright enough to see with the naked eye.
Brian DeFrees captures the big and small spots along the highway.
Updated data from metros across the United States.
Also, Oklahoma City outlaws Michigan sportswear and a face-kicking preacher is turned away from the U.K.
The latest research finds arenas are "not the cause of development so much as they are the effect."
Metro areas with low rates of marriage, high unemployment, and low educational attainment have the largest share of 'boomerang' kids.
With gang members openly posting about their plans to commit violent acts on Facebook and YouTube, police departments nationwide find increased challenges and unique advantages.
Two teams from smaller metros are doing remarkably well in this year's playoffs. But big city franchises have typically dominated NBA titles.
How a newspaperman in Oklahoma City revolutionized downtown parking.
As bollards and Jersey barriers become ubiquitous, architects and designers look for ways to make them less hideous
Hint: It's not New York
Four years ago, Mayor Mick Cornett challenged residents to lose a collective 1 million pounds
10 roads whose days cutting through cities are nearly numbered
San Francisco-based architect David Baker finds beauty in buildings that house lots of people
In metro areas with only one professional sports team, the stakes are even higher