This is the first picture of mammoth bone marrow from which scientists are seeking to extract DNA to bring the extinct giant back to life.
Eaten by an ancient cave lion or bear, only the tail was left, preserved by the Siberian permafrost.
Puppies are 'designer' animals bred by South Korean cloning laboratory, but they flunked test in 13 simple skills for Russian police dogs.
Lab-made dog was created from tiny fragment of its mom's ear by the South Korean team working at bringing back the woolly mammoth.
Scientists now examining new discovery in hunt for 'living cells'.