How a Colossal Biosciences’ Game of Thrones-inspired Direwolf paved the way to reviving the Woolly Mammoth by 2028.

Woolly mammoths are at the forefront of controversial de-extinction efforts, writes Rebecca Woods in a commentary.

Ambitious projects aim to put dire wolves, woolly mammoths and passenger pigeons back into our ecosystems. But with so many technical and ethical hurdles, what is the real motivation?