2.4kg Egyptian blue ingot found in Nero's grand palace in Rome
Egyptian blue, also known as calcium copper silicate or cuprorivaite, was developed more than 4,000 years ago in Egypt and ...
2,500-year-old tombs hold treasure of lost empire in Kazakhstan. See ornate jewelry
Archaeologists in Kazakhstan recently unearthed a pair of ancient burial mounds linked to a lost empire, officials said. The mounds — which are filled with numerous ornate artifacts — were discovered ...