The Trump administration's crackdown on immigration may be novel in its tools, methods and scope, but it belongs to a long tradition in this nation's past. Judy Woodruff reports for her series, Crossroads: America at 250.

All roads lead to Rome. It’s one of the oldest sayings in the Western world, and according to a new study in Nature Communications, it isn’t quite true. Led by Adam Pažout, a researcher at the Autonomous University of Barcelona, the team found that cities like Antioch, Ancyra (modern Ankara), Byzantium (modern Istanbul), and Corinth […]

On November 26, 2007, the Austrian National Library did something it hardly ever does: it took the Tabula Peutingeriana out of its climate-controlled display case and allowed the public to see it for a few hours. Due to its extreme fragility, the scroll was exhibited for just one day in Vienna, coinciding with its inclusion […]