How IVF might save northern white rhinos, the world`s most endangered species
(LA Times Clippers)

Perhaps no species on Earth is as close to extinction as the northern white rhinoceros. The last male, known as Sudan, died in March at the age of 45. The two remaining females, Najin and Fatu, have been deemed infertile. Still, researchers say it is too soon to write off the northern white rhino...