When does an elephant become an elephant? That is the question. At least it’s the one that popped into my mind as I viewed images from an upcoming National Geographic documentary: "In the Womb: ...

The last woolly mammoth roamed the vast arctic tundra 4,000 years ago. Their genes still live on in a majestic animal today—the Asian elephant. With 99.6 percent similarity in their genetic makeup, ...

Engineering a woolly mammoth hybrid The elephant stem cells also hold the key to the mammoth’s rebirth. Once edited to have mammoth-like genetic traits, the elephant’s cells could be used to make eggs ...