Justices who were younger than 45 when they took the oath of office served an average of 21.6 years on the court; those who were ages 45 to 49 served an average of 19.4 years.
Almost one-in-five voting members of the House and Senate are a racial or ethnic minority, making the 115th U.S. Congress the most diverse in history.
Obama has issued 35 executive orders per year in office, slightly fewer than the 36 per year in office that George W. Bush issued and the lowest average in 120 years.
Obama granted clemency to more people than any U.S. president in 64 years, but he also received far more requests than any president on record.
As the debate continues over repeal of the Affordable Care Act and what might replace it, a growing share of Americans believe that the federal government has a responsibility to make sure all Americans have health care coverage.
Black and Hispanic mortgage applicants are denied more frequently than whites and Asians, and when they do obtain mortgages they tend to pay higher rates.
At least four secretaries of state previously worked as top executives for large private-sector companies.
A majority of U.S. adults say stricter environmental laws and regulations are worth the cost, while roughly a third say such regulations cost too many jobs and hurt the economy.
Americans remain split in their opinions about the Affordable Care Act and its future. But while President-elect Donald Trump has vowed to repeal the overhaul, individual provisions are broadly popular, even across partisan lines.
Alabama Sen. Jeff Sessions, President-elect Donald Trump's pick for attorney general, closely resembles many previous Justice Department leaders.