Life and the Universe
Answerable and Unanswerable Questions
The Big Questions
Reading Level: 9
Interest Level: 9-12
As astronomers and physicists develop a more detailed map of the universe, questions abound. What (and who) is beyond Earth and our solar system? This bright book explains the origins of the universe, its development, and scientists' predictions for its future. Related concepts like the possibility of time travel and alien encounters are examined critically so that readers can develop informed opinions and understand what is known and what is left to explore.