The mysterious monolith has returned. The mirrored structure was spotted near Gass Peak, Nevada, on June 16, around 45 miles from Las Vegas. It’s the first time that the monolith has been seen near ...

A tall, rectangular mirrored structure emerged in the Nevada desert recently. How it got there and why is a mystery. The Las Vegas Metropolitan Police Department spotted the monolith over the weekend ...

Prefer Newsweek on Google to see more of our trusted coverage when you search. A monolith has randomly appeared in Colorado, and everyone, including the owners of the land it sits on, is puzzled about ...

With the continuous advancement of photoelectric performance in major equipment and advanced instruments, traditional optical elements are increasingly inadequate to meet the demands of modern systems ...