The Burgh Diaspora notes that the Chinese system of internal passports, like more informal (and sometimes unauthorized) Indian sanctions against migrants, discourages the free migration necessary for economic growth.
Centauri Dreams' Paul Gilster observes that it might be possible to discover Earth-like planets orbiting post-main sequence white dwarfs, on account of the small size of their orbits and their stars.
Eastern Approaches notes that Ukrainian president Viktor Yanukovych seems right in thinking that he can get away with stringing the European Union on.
A Fistful of Euros' Brent Whelan expects a second round of elections in Italy soon and notes that the quarter of voters choosing Beppe Grillo's anti-establishment political group have to be taken into account.
Patrick Cain has an infographic showing how many of the countries of the world with the largest Roman Catholic populations are badly underrepresented in the College of Cardinals. (Italy has 21 cardinals and 50 million Catholics, while Brazil's 133 million Catholics have only five.)
Torontoist and Steve Munro both note that the TTC is testing new art and display methods for its maps and bus poles.
Torontoist commemorates the renaming of an east-end lane street Jack Layton Way after the late NDP leader.
Window on Eurasia reports on anxiety among the Chuvash, a Turkic people of the middle Volga region of Russia, that their ethnic identity and their autonomous republic are both being eroded by slow assimilation.