Scientists unlock intriguing 5,000-year-old secrets of prehistoric illustrators behind Karakol stunning artwork.

Examination of ancient cave lion cub offers prospect of 'oldest-ever breast milk'.

Remarkable images show a test tube blood sample from a female of the long-extinct species. 

Discovery of blood in creature frozen for 43,000 years is seen as major breakthrough by international team.

With thick coat to keep it warm, the little Yakut horse loves nothing better than running about the frozen fields.

Scientists now to examine if ancient man beheaded the beast.

13 year old revealed as the daughter of a Neanderthal mother and a Denisovan father - separate humanoid groups now proven to have crossbred.

But how did ancient artists create prehistoric masterpieces on sheer cliffs today only accessible by sophisticated modern climbing equipment?

First pictures of remains at least 10,000 years old  found in Siberia's Sakha Republic.

Samples taken from cubs frozen in permafrost for at least 12,000 years.