Bioethics Forum Essay
The Elephant from Heaven and the Chicken from Hell–or: Colossal Fantasies
I have always wanted to see a woolly mammoth. From the time I first read about them up until, well, a few moments ago, I’ve fantasized about going back in time to see a herd shoving its way through an Ice Age snowstorm. Alas, it cannot be, even if George Church and a new company, Colossus, bend heaven and earth to make it happen.