Twins, triplets and more: More U.S. births are multiples than ever before
The share of multiples born in the U.S. is at an all-time high. In 2014, 3.5% of all babies born were twins, triplets or higher-order multiples, new data show.
Numbers, Facts and Trends Shaping Your World
The share of multiples born in the U.S. is at an all-time high. In 2014, 3.5% of all babies born were twins, triplets or higher-order multiples, new data show.
Beijing experienced more than 200 days of air pollution categorized as “unhealthy” or worse in 2014, including 21 days that were “hazardous.”
How the Supreme Court decides a redistricting case from Texas could affect Hispanic voting strength and House representation from coast to coast.
The middle class has long been the country’s economic majority, but our new analysis finds that’s no longer true.
After more than four decades of serving as the nation’s economic majority, the U.S. middle class is now matched in size by those in the economic tiers above and below it.
College-educated women have an almost eight-in-ten chance of still being married after two decades.
Religious institutions are starting to formally address the participation of transgender people in their congregations, much as they have with the issue of accepting homosexuals.
China’s rapid economic development, its urbanization and its culture will continue to play a role in family size and the population’s gender makeup.
Public opinion data going back to the 1930s shows that generally speaking, Americans oppose large numbers of refugees entering the country.
With so much new infrastructure, 62% of urban areas in China with populations over 100,000 have become less crowded — even as most gained in total population.