US biotech startup Colossal is supercharging efforts by Australian scientists to de-extinct the thylacine.
Bringing Extinct Species Back to Life
Could the Dodo bird, Christmas Island rat, woolly mammoth and Tasmanian tiger once again roam freely one day? These creatures haven't been around for many years but some scientists are working to change that. But is so-called de-extinction helpful for conservation or more human vanity? Read more on these potential science breakthroughs.