New sites and artifacts are found all the time, revealing forgotten secrets of the past. In the heart of Rome, a dazzling blue material dating back 2,000 years was uncovered, captivating ...

Excavations at Domus Aurea, the former imperial residence of Roman emperor Nero, have yielded remnants of the rare Egyptian ...

Egyptian blue, also known as calcium copper silicate or cuprorivaite, was developed more than 4,000 years ago in Egypt and ...