Will Oremus

The Texas Longhorns are the most popular top-25 college team in the country, according to a Facebook analysis that uses "likes" to determine the dominant fan base for each state. Alaska is overwhelmingly green (Oregon), with bursts of red (Wisconsin) and gray (Ohio State).

For years people have been speculating that the melting of Arctic sea ice due to climate change would open new shipping lanes. In fact, it's happening now.