All Americans, not only the Supreme Court justices, have a role in deciding what the Constitution requires.

A look at enrollment and completion rates by race, gender, and household income

And four other intriguing things: a landmine app, Windows XP's default beauty, 18th-century string instruments, and the ethics of automation.

After a white police officer shot an unarmed, black 18-year-old, people condemned a suburb of St. Louis. But this kind of tragedy could have happened anywhere in America.