Archaeologists working in a tunnel beneath Teotihuacan's Pyramid of the Sun have unearthed two caches of artifacts that may have been meant to consecrate the massive building's construction around a.d ...

Egypt has installed for the first time a state-of-the-art air purification system inside the Great Pyramid of Khufu, the last surviving wonder of the ancient world, to safeguard its fragile chambers ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Eric's career includes extensive work in ...