Could mammoths return?

Explore the science, the companies and the gap between ambition and demonstrated progress.

De-extinction means using gene editing to recreate traits of extinct animals — the woolly mammoth, the thylacine, the dodo — in living relatives. No mammoth has been recreated, and any benefits for the climate or ecosystems have not been shown. Below is what the companies say they want to do, kept apart from what sourced reporting says they have done.