SAN FRANCISCO -- Is it alien or art? Utah public safety officers were stunned when they stumbled on what looks like something out of a sci-fi space film. They found a mysterious-looking, chrome ...

Editor's note: The related video above was published Nov. 24. A mysterious silver monolith that was placed in the Utah desert has disappeared less than 10 days after it was spotted by wildlife ...

A mysterious silver monolith that was placed in the Utah desert has disappeared less than 10 days after it was spotted by wildlife biologists performing a helicopter survey of bighorn sheep, federal ...

The internet went wild when a strange 2001: A Space Odyssey-esque metal monolith was found in the Utah desert. Later, devoted Reddit sleuths would discover more about the monolith and its potential ...

(KSL/NBC News) A mysterious metal monolith has been discovered in the Utah desert. A Utah Department of Public Safety helicopter crew was assisting Utah Division of Wildlife Resource officers counting ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. SALT LAKE CITY (AP) — Deep in the Mars-like ...