Question that needs answers?

1. What is the meaning of life?
2. Is there life on other planets?
3. What causes mental illnesses?
4. How can we solve world hunger?
5. What is the cure for cancer?
6. How can we achieve world peace?
7. What is the origin of the universe?
8. How can we reverse climate change?
9. What is the future of artificial intelligence?
10. How can we achieve equality for all?