Even after so many years, these are some of the top unexplained ancient artifacts from around the world. These items can range from small stone balls to documents that are still being studied.

The researchers used 3D surface analysis to distinguish geometric engravings from functional marks, highlighting the ...

The thieves made off with three gold bracelets, dating from around 50 BC, as well as the 5th-century BC Helmet of Cotofenesti, a historically important artifact on loan from the National History ...