For decades, military pilots, radar operators and ordinary citizens have reported strange objects darting through the skies, often dismissed by officials or buried under classification. Despite ...

Deep in the Denisova Cave of Siberia, scientists uncovered a single finger bone that rewrote human history. Genetic testing revealed a new human species, the Denisovans, who interbred with both ...

The truth is out there — and late President George H.W. Bush apparently knew it — telling a federal official that an alien made contact with humans at a secretive New Mexico air base in 1964, ...

Many known hominin fossils defy species classification, with the most famous example being the ever-enigmatic Denisovans. A study by anthropologists from the Chinese Academy of Sciences and the ...

It is fair to say that the family tree of ancient humans is not written in stone. Just take the case of the Denisovans, the enigmatic ancient humans who were, until recently, known only from a few ...

Stone tools discovered decades ago in a Polish cave have been reexamined using modern methods, revealing an age far older than previously believed. Dated to between 450,000 and 550,000 years ago, the ...