Could the universe have more than three dimensions—and if it does, could life exist there? If higher-dimensional beings are ...

The past teemed with unknown gods who visited the primeval Earth in manned spaceships,' he declared in his first global ...

Follow live coverage from NBC News as President Donald Trump launches his Board of Peace at Davos and Denmark, Greenland ...

F or centuries, Stonehenge has attracted all sorts of theories—varying widely in credibility—as to how it cropped up some ...

If anyone would know if there are aliens among us, it would be me,” Musk said during the World Economic Forum on Thursday.

As the show continues, its cast’s extensive old-age makeup continues to shock and horrify, particularly old-man Joel Kinnaman ...

The Great Pyramid has always invited audacious explanations, from alien architects to supernatural levitation. Now a cluster ...

A new study shows the monument’s most exotic stones did not arrive by chance but were instead deliberately selected and ...

It's cool-looking, ...

The history of the planet and the civilizations that have lived on it are among life’s greatest mysteries.People have roamed ...

Ask people how Stonehenge was built and you’ll hear stories of sledges, ropes, boats and sheer human determination to haul stones from across Britain to Salisbury Plain, in south-west England. Others ...