- What do you think of when you hear the word 'alien'?
- There are more stars in the universe than...
- How do scientists search for extraterrestrial intelligence?
- How do they work out whether they are natural radio waves or communication from intelligent life?
- Why is research for extraterrestrial life under threat?
- Why do some people think money shouldn’t be spent looking for evidence of life in the universe?
- Why do other people think the research is important?
- Do you think money should be spent on searching for intelligent life in the universe? Explain your answer.
- What do you understand more clearly about the topic since watching the BtN story?