NASA’s missions to Mars are uncovering discoveries that scientists still struggle to fully explain. Strange formations, ...

Unearth 25 Mysterious Discoveries Found Deep Underground. Explore ancient civilizations, unexplained structures, and artifacts that challenge history. Disc ...

Archaeologists recently uncovered a mysterious Roman-era settlement site in Germany, complete with building remains and hundreds of artifacts dating back nearly two millennia. The Schafbreite site, ...

NBC News' Keir Simmons explores the "golden city" in Egypt and learns about some of the items uncovered by archeologists, including a pizza shovel and a golden fish ...