Culture & Society





Young man shouting with megaphone against a grey background

What Does Free Speech Mean?

Source: United States Courts

Public figures often tout their constitutional freedom of speech to defend their statements. As with any right, though, the freedom of speech includes certain guidelines and limits. The United States Courts spell out what the law says about this essential American right.


Metric tape measure

Why Isn’t the U.S. on the Metric System?

Source: How Stuff Works

Nearly every nation on earth—except for the United States—primarily uses the metric system for all weights and measures. With its clear base-10 relationships among measurements, the metric system is easy to use. So why does the United States still mainly use the far more complicated customary measures? How Stuff Works explores the American resistance to change.