American Airlines’ parent company, AMR Corp., announced today that it had filed for Chapter 11 bankruptcy protection. AOL DailyFinance summed up the effect on investors:  AMR’s investors got a nasty little shock after the announcement, as the company’s stock price slid from a close of $1.62 pe... Read more →

I’ve been obsessed with William Rankin’s ‘radical cartography’ site for more than a year. One map in particular — a detailed view of Washington, D.C.’s segregated neighborhoods — has stuck with me more than others over time.   The map used 2000 Census data to show how black residents are cluste... Read more →

Today’s big football game between top-ranked LSU and Arkansas marks the 57th meeting between the two rivals since 1906, in what’s become known as the “Battle for the Golden Boot.” LSU has won 60% percent of the games over the last century. These games have been become increasingly high-scoring ... Read more →

The Dallas Cowboys in recent years have been among the most-penalized teams in the NFL, a fact that may have contributed to their disappointing seasons. This year, though, the team is averaging about 54 yards in penalties per game, roughly the same as the average NFL team (before tonight). Oakl... Read more →

A nice stack graph from The Economist:  THE American government is keen to show its commitment to security in Asia by putting boots on the ground there. As this analysis shows, the number of American troops (Army, Navy, Marines and Air Force active duty personnel) in Asia is only slightly smal... Read more →

Earlier this year I posted about this interesting interactive map that visualized residents’ migration based on tax-return data. Selecting counties highlights inflow and outflow migration of residents. This one shows D.C., where I moved last spring:  The map creator, Jon Bruner, a journalist a... Read more →

A viz from my day job:  Built with TileMill. Read more →

New Yorkers will have to endure hotter summers and other severe weather events over the next century because of global climate change, according to a new report. The report contains this map of New York City, which shows neighborhood poverty levels and the proportion of air conditioners in home... Read more →

The U.S. Census Bureau today released a report on geographic mobility based on data from the American Community Survey:  The comparison of data on state of residence in 2010 to data on state and region of birth reflects the cumulative effect of long-term patterns of migration. Fifty-nine perce... Read more →

Lately I’ve been experimenting with bubble charts in R based on Nathan Yau’s great tutorial. In this case, I wanted to see the relationship between higher education and marriage among women by state.  Some states — such as Idaho, Utah and Wyoming — have both high marriage rates and low higher e... Read more →