It's the End of the World as They Know It—and They Feel Fine
What do Ray Kurzweil and Greta Thunberg have in common? On the surface, not very much. One is an American computer scientist and futurist famous as a prophet of "the singularity"—the moment when the line between man and machine disappears and our brains get an ever-improving software upgrade. Another is a Swedish teenager who made a name for herself by ditching school and shouting at world leaders about climate change.