Scientists have spotted a new kind of signal in space- four strange, circular objects. Three are particularly bright around their edges, like rings, or bubbles. And they have no idea what they are.

Astronomers are baffled about four objects that were spotted in deep space by massive radio telescopes, reports said. LiveScience.com reported on Thursday that the highly circular objects that ...

The Aztec Calendar Stone, a world-renowned monument of Mesoamerican craftsmanship, was buried face-down by Spanish ...

The circular object has stainless steel legs and is capped with concrete. It appears to be either very heavy or rooted in place.

South Africa's MeerKAT radio telescope has observed an odd radio circle in space to reveal more detail about the so-called ORCs.

The circular object located about 10 feet (3 meters) off shore at low tide has puzzled beachgoers. It has eight stainless steel legs and is capped with concrete.

E.T. phone the former royals. A flying saucer was allegedly spotted hovering near Harry and Meghan’s $14 million mansion outside Los Angeles. A mysterious circular object was seen in the ...