Ancient civilizations accomplished feats of engineering that continue to challenge modern understanding. Despite advances in archaeology, materials science, and experimental reconstruction, several ...

An optical fiber monitoring system has been installed at the thousand-year-old Hanging Temple in North China's Shanxi ...

This video shows an ancient circular stone structure, likely Grianán of Aileach in County Donegal, Ireland. The ring-shaped ...

In 2017, retired French geologist Yves Fouquet was looking at charts of the ocean floor around Sein Island that had been produced via laser mapping. To Fouquet, the formation – stretching 120 meters ...