By Rhett Ayers Butler “One of the great tragedies of the 21st century,” Nan Schaffer once said, “will be humanity’s ...

Learn how egg retrieval, lab fertilization, and embryo transfer are helping scientists rebuild the northern white rhino ...

NAIROBI, Kenya (AP) — Researchers say a rhinoceros was impregnated through embryo transfer in the first successful use of a method that they say might later make it possible to save the nearly extinct ...

With only two northern white rhinos left, scientists are using lab-grown embryos in a last-ditch effort to bring the ...

There are two known Northern white rhinoceroses left in the world, but scientists say a breakthrough with invitro fertilization - and a surrogate Southern white rhinoceros - could create a path to ...

This is an archived article and the information in the article may be outdated. Please look at the time stamp on the story to see when it was last updated. NAIROBI, Kenya (AP) — Researchers say a ...

CAPTION CORRECTS INFO FILE - Keeper Zachariah Mutai attends to Fatu, one of only two northern white rhinos left in the world, in the pen at the Ol Pejeta Conservancy in Laikipia county in Kenya. Fatu ...

NAIROBI, Kenya (AP) — A rhinoceros was impregnated through embryo transfer in the first successful use of a method that conservationists said might later make it possible to save the nearly extinct ...