Co-author Steven Kangas, an art historian at Dartmouth, had long been fascinated by the jagged stone in the left panel because it looked like a prehistoric tool ... the mid-15th century, a ...

The paper notes that the society in which Fouquet lived had uncovered flint tools, known as Acheulean ... were discovered and cherished more than a century earlier than was previously known.

“I’ve known about Fouquet’s painting for years, and I had always thought that the stone object looked like a prehistoric tool,” says ... s work by more than a century.

Here’s how it works. Underwater archaeologists in Sweden have determined that a chest in the wreck of a 15th-century warship held tools to make lead shots for early handguns. The finding hints ...

Rochester Institute of Technology students discovered lost text on 15th-century manuscript leaves using an imaging system they developed as freshmen. By using ultraviolet-fluorescence imaging, the ...