An curved arrow pointing right. Two Ice Age cave lion cubs were found frozen in permafrost this past summer. Now researchers are attempting to clone them. Produced by Matt Stuart. Video courtesy AP.

In 2015, researchers in Siberia made an astonishing discovery of two frozen European Cave Lion cubs. The cubs were said to be up to 55,000 years old and were named Uyan and Dina. Then, in 2017 ...