Five Questions for Students

1. Which of the given answers appeals to you the most, and why?

2. Do you think humanity is alone in the universe? Why or why not?

3. Why do scientists disagree? Shouldn't they always agree? If they do disagree, how should they try to come into agreeement? Would shouting work? If so, how loud?

4. How do you think humanity will first discover extraterrestrial life? If you had to choose between technosignatures, biosignatures in our Solar System, and biosignatures on distant exoplanets, which would you choose, and why? How many years do you think it will take to resolve this?

5. One hundred years ago, Shapley and Curtis disagreed on many issues, including whether spiral swirls seen through telescopes were gas clouds or distant galaxies. Who was right about this? How was this disagreement resolved? How long did it take for this disagreement to be resolved?
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