They note that the tiles seem to have come into use as early as the 12th century to make regularly repeating, or periodic, patterns. But by the 15th century, artisans, perhaps driven to ...

He found a picture of a 15th-century architectural scroll from Istanbul, the Topkapi scroll, which was “like the AutoCAD manual for ancient times,” Lu says. The main, dark pattern of red and ...

Academics continue to hotly debate whether the manuscript is an elaborate hoax designed to fool 15th-century book collectors, or a detailed secret code that remains unbroken.

A rare 15th century porcelain bowl made in China that somehow turned up at a Connecticut yard sale and sold for just $35 was auctioned off for nearly $722,000.

A rchaeologists in the Dutch city of Alkmaar uncovered a 15th-century floor made partially of animal bones during renovation work on a historic building. The discovery, which surprised experts ...

15th century decorative box will be sold at auction The rare box had been sitting in an attic since 1967. It once belonged to a WWII Army major, who bought it at an auction in 1946.