The prehistoric facial bones were found buried in 50 feet of mud and silt, and are believed to be 1.1 to 1.4 million years ...

Sihong said that the silt helped preserve the statue's paint ... has become a major attraction for tourists and researchers. The site's pits are numbered in the order of their discovery.

What do glaciers and the Sahara Desert have in common? Both are sources of silt-size particles that interact with wind, sand, and vegetation to form loess deposits. Deflation, the lifting and ...