We´ve never known
more about the universe than we do right
now-and that´s precisely the problem.
Every significant astronomical discovery of
the past 50 years-afterglow from the
big bang, evidence of dark matter,
planets circling distant stars, just to name a few-has helped to create an ever-larger and more perplexing set of cosmic questions: Is there life on those faraway planets? How
did the first stars form after the big bang?