What It Will Take to Create 21st-Century Mammoths, Dodos, and Thylacines

Colossal Biosciences has generated a flurry of headlines in recent years, as the 'de-extinction' company announced plans to resurrect the woolly mammoth, the Tasmanian tiger, and, most recently, the dodo bird, developing a bioengineering toolkit along the way that has prompted investment from outfits like In-Q-Tel, a...