Alien Earths - Lisa Kaltenegger

For thousands of years, humans have wondered whether we're alone in the cosmos. Now, for the first time, we have the technology to investigate.The question should have an obvious answer: yes or no. But once you try to find life elsewhere, you realize it is not so simple. How do you find it over cosmic distances? What actually is life? Astronomer Lisa Kaltenegger works from Carl Sagan’s former office at Cornell University, where she built a team of tenacious scientists from many disciplines to find... Zobrazit více