Cat Eyes and Other Radical Ideas to Re-Engineer Humans for the Future

If we don’t do something about climate change, humanity is screwed. But do what? Carbon emissions keep creeping up, geoengineering is potentially dangerous, and we continue to stew in endless political debates. One bioethicist has a radical idea: Re-engineer humans for a better planet. » 5/16/15 3:30pm 5/16/15 3:30pm