A 2,300-year-old Chinese star chart challenges the origins of astronomy—sparking debate among experts about its true age.

Though largely forgotten today, Nathaniel Isaacs, the unlikely Jewish British adventurer, continues to shape how we perceive ...

While dragons have being terrifying the human psyche for millennia, these ten most terrifying dragons in fantasy fiction have ...

Leo the Lion, the 12th largest constellation, still regally rules the springtime heavens. It is easy to spot the distinctive ...