The Civil War may have freed an estimated 4 million slaves, but that wasn’t nearly the end of acts of racial violence committed against African Americans. Acts of domestic terrorism against black ...

The U.S. Coast Survey map calculated the number of slaves in each county in the United States in 1860. Library of Congress In September of 1861, the U.S. Coast Survey published a large map, ...

Every so often, the night’s sky will give way to something unfamiliar. A light that glows differently from its neighboring stars, or an object that moves unlike any airplane you’ve seen before.

That progress you see in the above three maps was because of the steam engine. 1830 gave us Tom Thumb, the first U.S. steam locomotive, in Baltimore. And from there these machines took off. But before ...

American mapmaking’s most prestigious honor is the “Best of Show” award at the annual competition of the Cartography and Geographic Information Society. The five most recent winners were all maps ...

In a matter of months, Republican lawmakers in nearly half of the states have proposed legislation to limit the teaching of concepts such as racial equity and white privilege. In some cases, those ...

The potential for catastrophic earthquakes to rock nearly every corner of the United States is becoming a growing threat, according to the U.S. Geological Survey. By analyzing the newest seismic ...

California dominates U.S. wine production, producing over 84 percent of the nation's annual output, according to data from World Population Review. That's 680.3 million gallons a year from ...